Answers
In balanced chemical reactions, the type and amount of elements (atoms) is the same in reactants and in products. Considering the balanced reaction, in the product there is only one carbon atom (Option A- 1), and there must be four hydrogen atoms (Option D- 4).
What is a balanced chemical reaction?
A balanced chemical reaction is an equation in which the number and type of atoms are the same on both sides of the arrows.
Following the law of mass conservation, chemical equations should be balanced to ensure that all the reactants appear in the products.
This means that no new atoms appear, and no atoms disappear. The only thing that changes in a chemical reaction is the bond between atoms.
So each side of the equation must be equilibrated concerning the amount and type of atoms.
Coefficients are used to balance reactions. These numbers are located before each atom and indicate the number of units present in the formula.
In the exposed example, we need to look at the coefficient and the atoms to know how many if them are present.
1)
CH₄ + O₂ ⇄ CO₂ + H₂O
Reactants
1 Carbon4 Hydrogens2 OxygensProduct
1 carbon3 oxygens2 hydrogenThis eqution is not in equilibrium. To balance it, we need to add coefficients
CH₄ + 2 O₂ ⇄ CO₂ + 2 H₂O
Reactants
1 Carbon4 Hydrogens4 OxygensProduct
1 carbon4 oxygens4 hydrogenConsidering the balanced reaction,
In the product there is only one carbon atom. Option A) 1In the product there must be four hydrogen atoms. Option D) 4You can learn more about balanced chemical reaction at
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Related Questions
Name at least 2 organelles depend on the ER & describe how they rely on each other
Answers
Answer:The ER also contains domains that contact the plasma membrane (PM) and other organelles including the Golgi, endosomes, mitochondria, lipid droplets, and peroxisomes.
What does hydrophilic mean?
Answers
Answer:
having a tendency to mix with, dissolve in, or be wetted by water
Explanation:
Three alleles control human blood type (A, B, and O). John's mom has type B blood& his Dad has Type O blood. What are the possible genotypes of John's Mom if shehas type B blood?
Answers
Human blood type is determined by codominant alleles. There are three different alleles:
\(\begin{gathered} I^A \\ I^B \\ i \end{gathered}\)The I^A and I^B alleles are codominant, and the allele i is recessive.
The possible phenotypes are type A, type B, type AB, and type O
Type A and B can be homozygous or heterozygous, type AB is the result of the interaction between the codominant alleles, and type O individuals are homozygous recessive:
\(\begin{gathered} typeA\colon I^AI^AorI^Ai \\ typeB\colon I^BI^BorI^Bi \\ typeAB\colon I^AI^B \\ typeO\colon ii \end{gathered}\)If John's mom has type B blood, then she can be either homozygous or heterozygous:
\(I^{B^{}}I^BorI^Bi\)The correct option is the third one.
The blood group of John's mom is B type. The possible genotypes of blood group B are I(B)I(B) or I(B)i⁰. I(B) is dominant over i⁰. Thus, the correct option is C.
What is a Blood type?A blood type is a classification of blood, based up on the presence or absence of antibodies and the inherited antigenic substances on the surface of red blood cells present in blood.
There are 4 main blood groups that are defined by the ABO system. These are blood group A, containing A antigens on the red blood cells with anti-B antibodies in the plasma. Blood group B, has B antigens with anti-A antibodies in the plasma. Blood group O, having no antigens, but both anti-A and anti-B antibodies in the plasma. And, blood group AB, with both the antigens A and B and no antibodies in the plasma.
Therefore, the correct option is C.
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when the total number of gas molecules in solution remains constant, the solution is in
Answers
When the total number of gas molecules in a solution remains constant, the solution is in a state of dynamic equilibrium. In this state, the rate of gas molecules leaving the solution is equal to the rate of gas molecules entering the solution, resulting in a stable concentration of gas in the solution.
Dynamic equilibrium occurs when a balance is reached between the physical processes of evaporation and condensation.
At the molecular level, gas molecules are constantly moving and colliding with the liquid surface.
Some gas molecules gain enough energy to escape from the liquid phase and enter the gas phase, while some gas molecules in the gas phase collide with the liquid surface and reenter the liquid phase.
The establishment of dynamic equilibrium depends on factors such as temperature, pressure, and the nature of the solvent and solute. These factors influence the vapor pressure of the gas and its solubility in the solvent.
When equilibrium is reached, the concentration of gas molecules in the solution remains constant over time, as the rates of evaporation and condensation become equal.
Overall, dynamic equilibrium is a state of balance in which the solution maintains a constant concentration of gas molecules, even though individual molecules are constantly moving between the gas and liquid phases.
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What are the products of cellular respiration?
Answer ASAP test due
Answers
Most of the steps of cellular respiration take place in the mitochondria. Oxygen and glucose are both reactants in the process of cellular respiration. The main product of cellular respiration is ATP; waste products include carbon dioxide and water.
The products of cellular respiration are water, carbon dioxide and energy (ATP). Details about cellular respiration can be found below.
What is cellular respiration?Cellular respiration is the process by which living organisms obtain energy by breaking down food molecules in their cells.
Cellular respiration involves the reaction of glucose and oxygen molecules as reactants to synthesize carbon dioxide gas, water and ATP molecules.
Therefore, the products of cellular respiration are water, carbon dioxide and energy (ATP).
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What concept does the author develop in paragraphs 14-16 of the article?
The tomatoes containing the weed gene are more flavorful than traditional
tomatoes, but they will be rejected by consumers because of their appearance.
B
Because of the controversy surrounding genetically engineered tomatoes, the public
will not have the opportunity to taste them.
Despite their increased sugar levels, the genetically engineered tomatoes actually
lack improved flavor.
The vegetable seed industry is lobbying to persuade the Department of Agriculture
to permit people to eat experimental produce.
Answers
Because of the controversy surrounding genetically engineered
tomatoes, the public will not have the opportunity to taste them
What does the paragraph develop?We can see when we look at the article that has been shown in the PDF document that has been attached to the question, there is the discussion around the use of the genetically modified food.
This is food that was produced by some sort of genetic recombination. The idea is whether this kind of food could be seen to be safe or not. In effect, people have not been allowed to eat the genetically modified food for fear of safety and this is developed in paragraphs 14-16 of the article.
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A biology student runs a lab experiment with mice to measure their rates of cellular respiration of different age. The results experiment show that young mice that are still growing have higher metabolic rates. Which properties of life apply directly to these observations? 1.homeostasis 2.growth,development, and reproduction 3.organizations 4.heredity 5.energy utilization
Answers
The properties of life that apply directly to the observation of higher metabolic rates in young mice are growth, development, and reproduction, as well as energy utilization.
1. Growth, Development, and Reproduction: The observation that young mice, which are still growing, have higher metabolic rates directly relates to the property of growth, development, and reproduction. This property encompasses the ability of organisms to increase in size, mature, and reproduce offspring. In this case, the higher metabolic rates in young mice indicate their active growth and development stages.
2. Energy Utilization: The observation also directly relates to the property of energy utilization. Metabolic rates reflect the rate at which organisms utilize energy, and the higher metabolic rates in young mice suggest that they are utilizing energy at a faster pace. This is likely due to the high energy demands associated with growth and development processes.
Other properties of life:
3. Homeostasis: Although not directly related to the observation, homeostasis is a fundamental property of life that refers to the ability of organisms to maintain a stable internal environment despite external fluctuations. While the experiment focused on metabolic rates and age-related differences, homeostasis ensures that the mice maintain a stable internal environment necessary for their survival.
4. Organization: Organization is another property of life that refers to the hierarchical arrangement of structures and processes within an organism. While the observation of higher metabolic rates in young mice does not directly relate to organization, it is a fundamental characteristic that underlies the functioning of living systems.
5. Heredity: Heredity, the passing of traits from parents to offspring, is not directly applicable to the observation of higher metabolic rates in young mice. However, it plays a role in determining the genetic factors that influence growth, development, and metabolic processes in mice.
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A crane has a sharp and pointed beak while the duck has a flat beak.Explain why
Answers
Answer:
The crane has a sharp and pointed beak adapted for catching and grasping prey. The sharp beak allows the crane to effectively stab and pierce its prey, such as fish, frogs, or small animals. The pointed shape helps the crane to accurately target its prey and secure a firm grip.
On the other hand, the duck has a flat beak, which is better suited for its specific feeding habits. Ducks are primarily filter feeders, and their flat beak enables them to sift through water or mud to collect small organisms, insects, and plants. The flat beak acts like a sieve, allowing the duck to strain out food particles while retaining water.
The difference in beak shape between the crane and the duck reflects their distinct feeding strategies and ecological roles. Each species has evolved its beak shape to optimize its ability to capture and consume the specific types of food sources available in their respective habitats.
once a star produces enough heat from friction, it switches to this type of energy production:
Answers
Answer:
Star Formation
The infalling gas releases kinetic energy in the form of heat and the temperature and pressure in the center of the protostar goes up.
Explanation:
hope it helps (●´з`)♡
its makes radio waved which causes solar energy for earth
Does men have a women part inside
Answers
Answer:
No
Explanation:
are genes truly inherited 100% independently
Answers
Answer:
You receive 50% of your genes from each of your parents, but the percentages of DNA you received from ancestors at the grandparent level and further back are not necessarily neatly divided in two with each generation.
Explanation:
So No
Answer:
NO
Explanation:
You recieve exactly 50% of your genes from your mom and 50% from your dad. In total you will have a total of 100% but from two seperate sources. Hope this helps ;)
Two charged particles are shown below. Particle A has a charge of –3.0 × 10–5 C. Particle B is located 3 cm directly to the left of Particle A and has a charge of +4.0 × 10–5 C. Compare the magnitude and direction of the electrostatic force acting on Particle B to the force acting on Particle A.
Answers
The direction of the force acting on Particle A is towards Particle B.
The electrostatic force between two charged particles is given by Coulomb's law:
Which states that the force between two charges is proportional to the product of their charges and inversely proportional to the square of the distance between them.
The magnitude of the force acting on Particle B is given by:
F = k * |q1 * q2| / r^2
where k is the Coulomb constant (8.99 × 10^9 Nm^2/C^2), q1 and q2 are the charges of Particles A and B, r is the distance between them.The magnitude of the force acting on Particle B is:
F = 8.99 × 10^9 * |-3.0 × 10^-5 * 4.0 × 10^-5| / (0.03)^2 = 3.24 × 10^-5 N
The direction of the force acting on Particle B is towards Particle A, since the charges have opposite signs.
Similarly, the magnitude of the force acting on Particle A is
F = 8.99 × 10^9 * |-3.0 × 10^-5 * 4.0 × 10^-5| / (0.03)^2 = 3.24 × 10^-5 N
The direction of the force acting on Particle A is towards Particle B.
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How can natural selection and genetic drift impact the evolution of a species?
Answers
Answer:
Both natural selection and genetic drift can impact the evolution of a species in different ways. Here are some examples:
Natural selection can cause the evolution of new adaptations that improve the fitness of a population. For example, if a population of birds lives in an environment with two types of seeds, birds with larger beaks may be better able to crack open the larger seeds and have a higher chance of survival and reproduction. Over time, the frequency of the larger beak trait may increase in the population, leading to the evolution of a new adaptation.
Genetic drift can cause the loss of genetic diversity within a population, which can reduce the ability of a population to adapt to changing environmental conditions. For example, if a population of insects experiences a severe reduction in population size due to a natural disaster, certain alleles may be lost from the population due to chance events. This can reduce the genetic diversity of the population and make it more vulnerable to environmental changes in the future.
Explanation:
An oil called oleic acid found predominantly in olive oil has gained recognition as “Lorenzo’s oil”. True or false?
Answers
The statement that 'an oil called oleic acid found predominantly in olive oil has gained recognition as “Lorenzo’s oil”' is true.
A very essential group of bio-compounds are fatty acids. They form one of the major classes of compounds in biochemistry.
A popular naturally occurring oil is the olive oil. Olive oil contains 55–83% of oleic acid making oleic acid the principal constituent of olive oil.
Oleic acid is contained in Lorenzo’s oil which is a 4:1 ratio mixture of oleic acid and erucic acid. This popular oil is used to slow down the rate of the progression of adrenoleukodystrophy in the brain.
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Which layers of sedimentary rock at Grand Staircase Escalante National Monument do you think are the oldest? Use evidence to support your claim.
Answers
The oldest layers of the sedimentary rock at Grand Staircase Escalante National Monument is the chocolate layer.
Chocolate layer of sedimentary rock at Grand Staircase Escalante National MonumentIt is the oldest layer because it was the first layer that was formed. It was formed between 200 to 225 million years ago. It was made up of kaibab limestone and served as bottom layer of the Grand staircase.
The Grand staircase is made up of five layers and they are listed from youngest to oldest below.
Pink Cliffs.Grey Cliffs.White Cliffs.Vermilion Cliffs.Chocolate Cliffs.The Grand staircase is made up of sedimentary rock and it is of different colorful layers.
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during its exponential growth phase, a certain bacteria can grow from 5000 cells to 12000 cells in 10 hours. at this rate, how long will it take to grow 50000 cells
Answers
Determine whether the description applies to landfills, incinerators, or both.
emits toxins
through combustion
drains liquids
into the ground
generates ash
requires a substantial
amount of land
releases greenhouse
gases
can generate energy
Answers
Emission of toxin and generation of ash is related only with incinerators. Draining of liquid and requirement of substantial amount of land is related with landfills only. Generation of energy and release of greenhouse gases is related with both landfills as well as incinerators.
What are incinerators?An incinerator is a waste-burning furnace. Pollution control equipment, such as flue gas cleaning, is included in modern incinerators.
Incinerator plant designs include moving grate, fixed grate, rotary kiln, and fluidized bed.
The descriptions can be as follows:
Generation of energy - Both, landfills produce methane gas, which is used to generate electricity, and incinerators produce heat energy, which is also used to generate energy.Emission of toxins through combustion - Incinerators emit dioxins, a hazardous chemical.Draining of liquids into the ground - this is a common problem at all landfill sites.Emission of greenhouse gases - Both landfills and incinerators emit methane and other carbon gases.Necessitates a significant amount of land - landfill site, necessitates a large amount of land to dump city wasteProduction of ash - Incinerator only.Thus, these can be the description applies to landfills, incinerators, or both.
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Second and third class levers both have __________.
A.
the fulcrum between the effort and load
B.
effort applied in the same place
C.
two loads and fulcrums
D.
the fulcrum at one end of the lever
Answers
Levers of the second and third classes both have their fulcrums at one end. Therefore, option (D) is correct.
A third class lever places the effort between the fulcrum and the load, while a second class lever places the load between the fulcrum and the effort. The benefit of having the load closer to the fulcrum, which results in an enhanced mechanical advantage, is what distinguishes second class levers.
This enables more force to be applied to the load with less effort. Third class levers, on the other hand, present a mechanical disadvantage in terms of force but have the advantage of a longer effort arm, permitting higher speed and range of motion.
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Which organism would a shark get the SMALLEST percentage of energy from after eating? A Dolphin B Seagull C Seal D Tuna fish
Answers
Put the following in order from when they occur in the visual transduction pathway:
Optic Nerve receives signal:
Optic radiation receives signal:
Light hits photoreceptors (rods and cones):
Optic chiasm receives signal:
Ganglion cells receive signal:
Optic tract receives signal:
Bipolar cells receive signal:
Primary visual cortex receives signal:
Lateral geniculate nucleus of thalamus receives signal:
Answers
The visual pathway consists of the retina, optic nerves, optic Chaism, optic tracts, lateral geniculate bodies, optic radiations, and visual cortex.
The pathway is, effectively, part of the central nervous system because the retinae have their embryological origins in extensions of the diencephalon.
What is the pathway of vision steps?The visual pathway directs to the anatomical structures responsible for the transformation of light energy into electrical action prospects that can be analysed by the brain.
It begins at the retina and terminates at the primary visual cortex.
Thus, this the corre6ct order, It begins at the retina and terminates at the primary visual cortex.
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A parental chain of DNA provides the following template: AAT CGA CGT. Which of the following sequences of free
nucleotides would pair with the parental template?
O AAT CGA CGT
OGGC TAG TAC
OUUA GCU GCA
OTTA GCT GCA
.
Answers
The correct answer is D.) OTTA GCT GCA
How do large corals differ from small corals
Answers
Answer: Hard corals that form reefs are called hermatypic corals. Soft coral, also known as Alcyonacea and ahermatypic coral, do not produce a rigid calcium carbonate skeleton and do not form reefs, though they are present in a reef ecosystems.
sorry if that all I can found.
Monomers join together to make polymers. Similarly, Lego pieces can
join together to make a truck. Which of the following best describes the
Lego pieces and the truck?
Answers
Any LEGO part is referred to as a "brick" in general. Technically speaking, it is a rectangular element that is three plates thick or more and has at least one stud on top.
What are the names of the Lego pieces?The fundamental LEGO® construction component is a brick. Depending on the sets you own, they come in different sizes and colors. When speaking of several LEGO® Bricks, the plural form is "LEGO," not "legos," as many people mistakenly believe.
What lessons do kids learn from Legos?Lego teaches a variety of soft skills, such as creative thinking, teamwork, communication, conflict resolution, and problem-solving abilities, that will influence how they work and interact with others.
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Anyone know what this is?
Answers
Answer:
The fathers gene would be on the left and mothers on the right
Explanation:
m M
F Fm FM
f fm fM
SOMEONE PLEASE HELP!
1. Open the Shifting Light Spectra activity. When prompted, use the slider to move the galaxy as directed. Describe how the galaxy’s spectrum changes as it moves away from and toward the blue planet?
2.When prompted, explore further. Select each galaxy to see its spectrum. Select blue or red to indicate if the galaxy’s spectral lines show redshift or blueshift. Then choose whether the change in spectral lines would indicate a diverging and expanding universe or a converging and shrinking universe
Answers
1. As objects move away from us, their light gets shifted into longer wavelengths or the red end of the spectrum — that's redshift. Blueshift is the opposite, when light is shifted to shorter wavelengths on the blue side of the spectrum as an object comes towards us.
2. When looking at the radiation emitted by distant stars or galaxies, scientists see emission spectra ‘shifted’ towards the red end of the electromagnetic spectrum—the observed wavelengths are longer than expected. Something causes the wavelength of the radiation to ‘stretch’.
What do you mean by shift light spectrum?A shift light is a warning lamp fitted to vehicles in order to indicate to the driver that maximum revolutions per minute (r/min) has almost been reached.
Moreover, the wavelength of light emitted by a moving object is shifted. This effect is called the doppler shift. If the object is coming toward you, the light is shifted toward shorter wavelengths, blue shifted.
Therefore, the larger the shift, the higher the speed of motion. The shifts in spectral lines can also be used to detect binary stars as they orbit around their center of mass and move toward and away from Earth. The shifts in spectral lines are an example of the Doppler Effect.
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Which of the following is not true of mosses, liverworts, and hornworts?
Question 11 options:
They are non-vascular plants.
They have true roots, stems, and leaves.
They grow in moist places.
They are small and low-growin
Answers
Answer: do not have true roots, stems, leaves
Explanation: they are non-vascular and have no structures of a vascular plant
Answer:
they have not roots, stems, or leaves
Explanation:
hope i helped
Humans produce skin cells by mitosis and gametes by meiosis. The nuclei of gametes produced by meiosis will have O half as much DNA as the nuclei of skin cells produced by mitosis
O twice as much DNA as the nuclei of skin cells produced by mitosis O the same amount of DNA as the nuclei of skin cells produced by mitosis O four times as much DNA as the nuclei of skin cells produced by mitosis
Answers
Answer:
search sailesh xettri on messenger
Explanation:
bike pic guy
Why do bird's bones look different from many other animals?
Answers
Answer:
They are much smaller crea
Which stWhich statement about the rhythmic structure of the excerpt is true? atement about the rhName a structural difference between triglycerides and phospholipids.ythmic structure of the excerpt is true?
Answers
The true statement is "Triglycerides are composed of three fatty acids bonded to a glycerol backbone".
What are triglycerides and phospholipids?Triglycerides are a type of lipid molecule composed of three fatty acid chains bonded to a glycerol molecule. The fatty acids are attached to the glycerol backbone through ester linkages.
Triglycerides are not always associated with cell membranes. Triglycerides serve as a storage form of energy in the body and are commonly found in adipose tissue.
Phospholipids are lipid molecules that are composed of a phosphate group bonded to a glycerol backbone and two fatty acid chains. The phosphate group is usually bonded to a polar head group, which can vary depending on the specific phospholipid.
Phospholipids and triglycerides are distinct molecules with different structures and functions. They have different compositions and roles in biological systems.
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Complete question:
Which of the following statements is true of phospholipids and triglycerides:
Triglycerides are composed of three fatty acids bonded to a glycerol backbone
Phospholipids are a phosphate head that is bonded directly to two fatty acids
Triglycerides are always associated with cell membranes, as they provide flexibility
Phospholipids and triglycerides are the same molecules
Phospholipids are composed of a phosphate group bonded to a glycerol backbone and two random side groups
what is the difference between a 1950 food pyramid and a 2000 food pyramid
Answers
The 2000 food pyramid, known as the "MyPyramid" food guide, was a more complex and personalized approach to healthy eating. It was designed to reflect the latest research on nutrition and health, and included six food groups: grains, vegetables, fruits, oils, dairy, and meats and beans. The pyramid was divided into vertical sections, with each section representing a different food group and the width of the sections indicating the proportion of each food group that should be consumed daily.
In addition, the 2000 food pyramid provided guidelines for daily physical activity and emphasized the importance of balancing food intake with exercise to maintain a healthy weight. It also included advice on portion control, moderation, and making healthy food choices within each food group.
Overall, the 2000 food pyramid represented a more comprehensive and individualized approach to healthy eating than the 1950 Basic Four food groups pyramid.