B. Organic sedimentary rock
C. Chemical sedimentary rock
6. What type of sedimentary rock is fossiliferous limestone?
A. Clastic sedimentary rock
B. Organic sedimentary rock
C. Chemical sedimentary rock
Answers
Answer:
A. Clastic sedimentary rocks
Explanation:
Chemical form = CaCO3
Clastic sedimentary rocks form from the accumulation and lithification of mechanical weathering debris. Examples include: breccia, conglomerate, sandstone, siltstone, and shale.
Hope this helps! :)
Related Questions
A student measured the temperature of boiling water to be 105.25 °C. The correct temperature for boiling water is 100.00 °C at 1 atm. What went wrong in the experiment?
Answers
Answer: See Explanation.
Explanation:
There could be several reasons why the student's measurement of the boiling temperature of the water was different from the expected value of 100.00 °C at 1 atm. Some possible reasons include:
The student may have used an inaccurate thermometer, or the thermometer may have been calibrated incorrectly.The student may have not allowed enough time for the thermometer to reach thermal equilibrium with the water.The student may have measured the temperature in an environment where the pressure was not 1 atm. The boiling point of water changes with pressure, so if the pressure was not 1 atm, the boiling point would not have been 100.00 °C.The student may have not cleaned the thermometer properly or the thermometer may have been contaminated.The student may have not used the correct technique for measuring the temperature.There may have been some other error in the experiment that was not noted.It is important to note that measuring temperature is a difficult task, and it is not uncommon to get a result that is slightly different from the expected value. The student should repeat the experiment several times and take an average of the results to get a more accurate measurement. It is also important to ensure that the instrument used is calibrated and properly maintained.
An object of mass 800g hangs on a spring.Calculate the force exerted by the object if acceleration due to gravity is 10meters per second square
Answers
The force exerted : 8 N
Further explanationGiven
mass = 800 g
Acceleration = 10 m/s²
Required
The force exerted
Solution
Newton's 2nd law explains that the acceleration produced by the resultant force on an object is proportional and in line with the resultant force and inversely proportional to the mass of the object
∑F = m. a
\(\large {\boxed {\bold {a = \frac {\sum F} {m}}}\)
F = force, N
m = mass = kg
a = acceleration due to gravity, m / s²
Input the value :
F = 0.8 kg x 10 m/s²
F = 8 N
Organic Chemistry ' please help due at 11 pm
8 raph 152 MIN QUICK 21. 34 MIX What is the nucleophile in this experiment? Why is the reaction considered regioselective? 4. (1 Hydroboration - 2 For this assignment, the target compound that you sho
Answers
In the hydroboration-oxidation reaction, the nucleophile is borane (BH3), and the reaction is regioselective due to the preference for adding to the less substituted carbon atom of the alkene.
In the given experiment, the nucleophile is the compound or species that donates a pair of electrons to form a new covalent bond with another atom or molecule.
In the context of hydroboration-oxidation, the nucleophile is the boron atom (B) in the reagent BH3 (borane). BH3 acts as a Lewis acid and forms a coordinate covalent bond with the nucleophile, which is typically an alkene.
The reaction is considered regioselective because it exhibits selectivity in the formation of a specific regioisomer. In hydroboration-oxidation reactions, the regioselectivity arises from the nature of the reaction mechanism.
During hydroboration, the boron atom adds to the alkene's least substituted carbon atom, resulting in the formation of an organoborane compound. Subsequent oxidation converts the organoborane to an alcohol.
The regioselectivity is primarily attributed to the preference of the boron atom to add to the carbon atom with fewer alkyl groups attached. This preference is due to the electronic and steric factors involved in the reaction mechanism.
The boron atom acts as an electron-deficient species and is attracted to the electron-rich double bond. However, the steric hindrance caused by the alkyl groups around the double bond influences the selectivity, favoring the addition to the less hindered carbon atom.
Overall, the regioselectivity of the hydroboration-oxidation reaction ensures the formation of the desired regioisomer by selectively adding the boron atom to the less substituted carbon atom of the alkene, leading to the synthesis of the target compound.
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Which element has the smallest atomio radius?
Answers
sources, 19. Why is it important to protect water 15 like spring wells
Answers
Answer:
One of the best ways to protect your drinking water is to prevent pollution from getting into your drinking water source. Your drinking water can become polluted with animal waste, fertilizer, pesticides, herbicides, motor oil, gasoline, and other substances as they get carried to the source by runoff pollution .
3 Ag(s) + 4 HNO3 → 3 AgNO3 + NO(g) + 2 H2OThe reaction of silver metal and dilute nitric acid proceeds according to the equation above. If 0.10 mole of powdered silver is added to 10. milliliters of 6.0-molar nitric acid, the number of moles of NO gas that can be formed is
Answers
Answer:
\(0.015\text{ mol}\)Explanation:
Here, we want to get the number of moles of NO gas that can be formed
To answer this, we need to be sure of the limiting reagent
The limiting reagent is the one that is responsible for the number of moles of product formed
From the shown balanced equation of reaction, 3 moles of silver produced 1 mole of the gas
Thus, 0.1 mol of powdered silver will produce:
\(\frac{0.1}{3}\text{ = 0.033 mol}\)For the nitric acid, we need to get the number of moles that reacted
To get this, we have to multiply the volume (in L) that reacted by the molarity
Mathematically, we have that as:
\(\begin{gathered} 10\text{ ml = }\frac{10}{1000}\text{ = 0.01 L} \\ \\ number\text{ of moles = volume }\times\text{ molarity} \\ number\text{ of moles = 0.01 }\times\text{ 6 = 0.06 moles} \end{gathered}\)From the equation of reaction, 4 moles of the nitrate gave 1 mole of the gas
Thus, we have it that 0.06 moles will give:
\(\frac{0.06}{4}\text{ = 0.015 mole}\)From what we see, the number of moles produced by the nitrate is less than what was produced by the solid
Thus, the nitrate is the limiting reagent and the number of moles of the gas produced is 0.015 mol
How would
you expect this to change in a warmer world?
Answers
Answer:
we would not be able to pkant crops in cold weather so we would change by not eating a lot of crops
Explanation:
crops do not grow well in cold weather
whats a known example of physical vs chemical changes?
Whats a known example of physical vs chemical properties?
Answers
a. Example of physical change: Melting of ice
Example of chemical change: Burning of paper
b. Example of physical property: Density of a substance
Example of chemical property: Reactivity of a substance
a. A known example of a physical change is the change of state of water. When water is heated, it undergoes a physical change from a solid state (ice) to a liquid state (water) and further to a gaseous state (water vapor). The chemical composition of water remains the same throughout these changes, and only the arrangement and energy of the water molecules change.
On the other hand, a known example of a chemical change is the combustion of wood. When wood is burned, it undergoes a chemical change where the molecules of wood react with oxygen from the air to produce carbon dioxide, water vapor, and other combustion products. The chemical composition of wood is altered during this process, and new substances are formed.
b. Physical properties are characteristics of a substance that can be observed or measured without changing its chemical composition. For example, the physical properties of water include its boiling point, melting point, density, color, and transparency. These properties describe how water behaves and reacts under different conditions, but they do not involve any changes in its chemical identity.
Chemical properties, on the other hand, describe the ability of a substance to undergo chemical changes and react with other substances. For example, the ability of iron to rust when exposed to oxygen and moisture is a chemical property. It involves a chemical reaction where iron reacts with oxygen to form iron oxide.
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A double-blind study is one in which neither the researchers nor the subjects know whether the subject is receiving the real treatment or the placebo. What is the value of this kind of study?
Answers
A kind of clinical experiment where neither the research team nor the subjects are aware of the treatment they are getting until the trial is over. As a result, the study's findings are less likely to be skewed.
Describe single-blind research. How do double-blind studies work?Single-blind research typically involves keeping the research subject's treatment assignment a secret. In a double-blind study, the participant in the research, the investigator, the study coordinator or nurse, the study sponsor, and occasionally the data analyst are kept in the dark regarding the treatment allocation.
What is protected by a double-blind study?As doctors assess the results of their patients, bias is avoided by double blind investigations. As a result, clinical trial outcomes have increased reliability. Your doctor may "unblind" you if you experience health issues during a trial, such as a potential drug reaction, to reveal the treatment you are receiving.
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To completely convert 9. 0 moles of hydrogen gas (h2) to ammonia gas, how many moles of nitrogen gas (n2) are required?
Answers
To completely convert 9. 0 moles of hydrogen gas (h2) to ammonia gas, 3.0 moles of nitrogen gas (n2) are required.
What are moles?The mole is a SI unit of measurement that is used to calculate the quantity of any substance.
The given reaction is \(\rm N_2(g) + 3H_2(g) \rightarrow 2NH_3(g)\)
By the stoichiometry rule of ratio hydrogen: nitrogen
3 : 1
The reacted moles of nitrogen is equals to H/3 moles of reacted hydrogen
So, moles of nitrogen
\(\rm Moles\; of\; nitrogen = \dfrac{9.0 }{3} =3.0\;mol\)
Thus, 3.0 moles of nitrogen gas (n2) are required.
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Calculate the number of moles in 583g of H2SO4 in 1.50 kg of water (the acid solution used in an automobile battery)?
Answers
The number of moles in 583g of H2SO4 in 1.50 kg of water is 9.33 moles.
To calculate the number of moles, we need to use the formula:
moles = mass (in grams) / molar mass (in grams/mol)
Step 1: Calculate the molar mass of H2SO4
H2SO4 is composed of 2 hydrogen atoms (H), 1 sulfur atom (S), and 4 oxygen atoms (O). We can find the molar mass by adding up the atomic masses of each element:
(2 * atomic mass of H) + atomic mass of S + (4 * atomic mass of O)
Step 2: Calculate the molar mass of H2SO4
(2 * 1.01 g/mol) + 32.07 g/mol + (4 * 16.00 g/mol) = 98.09 g/mol
Step 3: Calculate the number of moles
moles = mass / molar mass
moles = 583 g / 98.09 g/mol ≈ 5.95 moles
However, we need to consider that the H2SO4 is dissolved in 1.50 kg (1500 g) of water. Assuming H2SO4 is completely ionized, it dissociates into 2 H+ ions and 1 SO4^2- ion. Therefore, the number of moles of H2SO4 will be twice the number of moles calculated in Step 3.
moles = 5.95 moles * 2 = 11.9 moles
However, we have to keep in mind that we are calculating the moles of H2SO4 dissolved in water, which is the acid solution used in an automobile battery. Hence, the final answer is rounded to two decimal places: 9.33 moles.
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please help its due today..!
Answers
Answer:
This all should be correct:
c
a
c
a
Answer:
C, A, B, B
Explanation:
Question 1: C. inner core
Why? Because the inner core is literally the center of the Earth. Meaning it is the hottest part of the Earth.
Question 2: A. crust
Why? The crust is the outer most layer which is the layer we walk on so to speak. The Earth can be broken up into four layers and as said before the crust is the outer part of it. It is actually amounts to less than 1% of Earth's volume.
Question 3: B. basalt
Why? If we were to average the oceanic crust we would get something around six kilometers and this is the thickness. This is mostly made up of basalt.
Question 4: B. outer core
Why? Due to difference in pressure and temperature the outer core tends to release dense matter which sinks while warm (less dense rises). This causes the Coriolis force, resulting from the Earth's rotations.
how can a change in water temperature impact species in the coral reef?
Answers
Answer:
Explanation: When water temperatures rise, or fall, this can irritate, and stress the coral polyps, causing them to lose the algae that lives in the polyp's tissues.
Answer:
Coral reef species may be significantly impacted by a shift in water temperature. Coral bleaching is a condition when the coral expels their symbiotic algae, resulting in a loss of color and perhaps mortality. Sudden temperature fluctuations, especially rises, can induce coral bleaching. The prevalence of illnesses in corals and other reef species can also rise in response to an increase in water temperature. The distribution and behavior of fish and other species might change in response to temperature changes, possibly upsetting the delicate balance of the reef ecosystem. These effects may result in a reduction in the coral reef's biodiversity and general health.
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In the malate aspartate shuttle, glutamate is converted to _________ in the mitochondria while aspartate is converted to ___________ in the cytosol.
Answers
Answer:
α-ketoglutarate; oxaloacetate
Explanation:
In the malate aspartate shuttle, glutamate is converted to α-ketoglutarate in the mitochondria by the enzyme glutamate dehydrogenase while aspartate is converted to oxaloacetate in the cytosol by the enzyme aspartate aminotransferase.
An important enzyme in the malate aspartate shuttle, is malate dehydrogenase. In the shuttle system, it is present in the mitochondria and in the cytosol and catalyzes the enzymatic reaction in opposite direction.
What is visible light?
Answers
Hope this helps! :)
Can someone please help me I really need help
Answers
Answer:
atoms from different elements
4. What trend in atomic radius occurs down a group on the periodic table?
rind on the periodic table?
Answers
Answer:Atomic radius gets bigger
Explanation:
Atomic radius bigger because not only do the atoms have more and more protons and neutrons, and thus more mass in general, there is also stronger shielding affect. Shielding affect is when electrons closer to the nucleus block the positive charge from reaching electrons farther from the nucleus, and thus those far electrons are not drawn towards the nucleus as strongly, and spread out more, increasing atomic radius.
Copper turns a green-brown when it is exposed to oxygen in air. What chemical property of oxygen causes this effect? A. its reactivity B. its volume C. its mass D. its flammability
Answers
Answer:
A. its reactivity
Explanation:
It's reactivity because copper was exposed to air and if it is reactivity it must be exposed to air
Answer:
A. reactivity
Explanation:
3. Write a hypothesis that explains your inference about the acidity of the paper. How might you test your hypothesis by extending the experiment? What would you expect to see in this new experiment? (5 points).
Answers
A hypothesis that explains your inference about the acidity of the paper could be "The paper has acidic properties because it turned blue when it came in contact with the basic substance."
To test this hypothesis by extending the experiment, one could repeat the experiment by placing a piece of the same paper in an acidic solution. Vinegar, lemon juice, or another acidic solution may be used for this purpose. We will observe the color of the paper after being placed in the acidic solution. If the paper turns red, it indicates that it is acidic.
In this new experiment, one would anticipate that the paper will turn red, which would confirm the hypothesis that the paper has acidic characteristics.
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what is the end result of glycolysis? why is this step important?A) CH3CH2OHB) CH3CI.COOHC) CH3HCOH -- COOHD) CH3CH2COOH
Answers
The end result of glycolysis is the production of two molecules of pyruvate or pyruvic acid i.e CH₃COCOOH, two molecules of ATP, and two molecules of NADH. Option B is correct.
Pyruvate is a three-carbon molecule that can be further metabolized through the Krebs cycle and oxidative phosphorylation to produce more ATP.
Glycolysis is important because it is the first step in the breakdown of glucose to extract energy for cellular metabolism. Glucose is a major source of energy for most living organisms, and glycolysis provides the initial breakdown of glucose to produce ATP.
This process can occur in the absence of oxygen, which is essential for cells that cannot access oxygen. In addition, the two ATP molecules produced in glycolysis provide immediate energy for cellular processes, and the NADH molecules produced can be used to generate more ATP through the subsequent steps of cellular respiration.
Hence, B. CH₃CO.COOH is the correct option.
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--The given question is incorrect, the correct question is
"what is the end result of glycolysis? why is this step important? A) CH₃CH₂OH B) CH₃CO.COOH C) CH₃HCOH -- COOH D) CH₃CH₂COOH"--
how can you find the Frequency if you only have the wavelength? can you solve this example what is the Frequency of the wavelength 4km? can you please show your steps thanks.
Answers
Answer:
75000 Hz
Explanation:
f = V / λ (f= frequency, v=velocity of wave, lambda= wavelength)
alternatively, f = c / λ (f= frequency, c= speed of light- 3.00x10^8 m/s, lambda= wavelength)
f= [3.00x10^8 m/s]/[4000 m]
=75000 Hz
PLEASE HELP DUE TONIGHT THANK YOU
Answers
Answer:
check the attached image. hope it helps
Explanation:
a. What does mol/L mean? mol/L means Molar Concentration
b. Describe in your own words how mol/L compares to grams/liter. (similarities and differences)
Similarities: mol/L and grams/liter both are units of concentration.
Differences:
mol/L concentration says how many moles of solute are present in 1L of solution.
grams/liter concentration says how many grams of solute are present in 1L of solution.
3. Describe at least 2 ways in the simulation to change each of the parameters:
a. Volume of solution= evaporating or adding more water
b. amount of solute=reducing the water or evaporating more water
c. Concentration of solute in solution = evaporating or adding more solute
What is the mass of hydrogen in 5.5 mol of Ca(OH)2?
Answers
Answer:
12*2*6.022*10^23. Atoms of hydrogen.
Explanation:
First of all if u know that 1 molecule of calcium hydroxide contain 2 hydrogen atom and 1 mole of calcium hydroxide contain 6.022*10^23 molecules of calcium hydroxide.
Hence 1 mole of calcium hydroxide contain 2*6.022*10^23 atom of hydrogen.
So 12 mole of calcium hydroxide contain =12*2*6.022*10^23. Atoms of hydrogen.
Which of the following best describes an ethogram?
1) a graphical way to display the behaviour of an animal
2) a description of the behaviour performed by an animal at one point in time
3) an inventory of the behaviour of a particular species
4) the behaviour observed in response to an experimental intervention
Answers
Option 3 accurately represents the essence of an ethogram as an inventory of species-specific behaviors.
An ethogram can be best described as an inventory of the behavior of a particular species. It is a systematic catalog or list of behaviors exhibited by a specific animal species.
An ethogram provides a comprehensive overview of the behaviors displayed by the animals under study, documenting various activities, actions, and patterns of behavior.
While options 1 and 2 are related to visual representations or descriptions of behavior, they do not capture the comprehensive nature of an ethogram. Option 4 refers specifically to behaviors observed in response to an experimental intervention, which is more narrow in scope compared to an ethogram. Therefore, option 3 accurately represents the essence of an ethogram as an inventory of species-specific behaviors.
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copper (63.546 amu) has two isotopes: 63 cu (62.9396 amu) and 65 cu (64.9278 amu). what percent of copper atoms are 65 cu?
Answers
Isotopes are two or more atom types that share the same atomic number (number of protons in their nuclei), location in the periodic table, and chemical element. Still, they have different nucleon numbers (mass numbers) as a result of having a different number of neutrons in their nuclei. Although the chemical properties of each isotope of a given element are nearly identical, they differ in their atomic weights and physical characteristics.
Along with 27 radioisotopes, copper (29Cu) has two stable isotopes: 63Cu and 65Cu. The radioisotope 67Cu, with a half-life of 61.83 hours, is the most durable; 54Cu, with a half-life of roughly 75 ns, is the least stable. A minute or less is the average half-life.
The percentage of copper atoms in 65 Cu is 25%.
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is no sulfate shampoo an acid, base, compound, mixture, or element?
Answers
Answer:free shampoo Here In Seconds! Easy to Use. Immediate Response - 24/7. Fast & Free. Highest Standards. Guaranteed Satisfaction. Serving You Better. Results in 5 Sec. or Less. Highly Qualified Search. 1,000,000 Unique Results. Immediate Results. Services: Search Services, Web Results, Result Pages.
Explanation:
How does the number of protons compare to the number of
electrons in an anion?
a There are more electrons than protons.
b There are more protons than electrons.
c
There is no consistent relationship between the
numbers of protons and electrons.
d There are equal numbers of protons and electrons.
Answers
Electrons are negatively charged and an anion is a negatively charged ion so that means there is more electrons(negative charge) than protons(positive charge) in an anion
Answer:B is the right answer
Explanation:
What is the density of an object having
a mass of 15 g and a volume of 3 cm?
Answers
Answer:
5
Explanation:
Density = mass divided by volume
15 divided by 3 is 5
g
P = ———
cm^3
help please i need it later deadline is later 11:59pm
Answers
Answer:
In the attached image.
Explanation:
DNA to MRNA Thymine get's changed to Uracil. The bases match as:
A- U
U- A
G- C
C- G
Your amino acid is coded from the mRNA
Which index fossil in sedimentary surface bedrock most likely indicates that a marine
environment once existed in the region where the sediments were deposited?
Answers
Answer:
Which index fossil in sedimentary surface bedrock most likely indicates that a marine environment once existed in the region where the sediments were deposited? The timeline below represents the entire geologic history of Earth. The lettered dots on the timeline represent events in Earth's history.
Explanation:
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