is ibuprofen a compound, element or mixture?​

Explanation:

Acceleration (a) = 600 m/s²

Mass (m) = 300 kg

Force (F) = ?

We know

F = m * a

= 300 * 600

=180000 Newton

The force acting on the object is 18000 Newton.

The force acting on the object if the acceleration is 600 m/s/s and the mass is 300 kg is 180000 newton.

Force is defined as a push or pull on an object caused by its interaction with another thing.

It can also be defined as an external factor that, when applied, changes or tends to modify the state of the body.

Force can be expressed as

Force = mass x acceleration

Acceleration is defined as velocity change rate with time, in terms of both speed and direction.

It is a vector quantity.  

As given, Mass = 300 kg

              Acceleration = 600 m/s²

Force = mass x acceleration

Force = 300 x 600

Force = 180000 newton

Thus, the force acting on the object if the acceleration is 600 m/s/s and the mass is 300 kg is 180000 newton.

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Drug interaction is a situation where the effect of a drug is altered when administered with another drug.

Drug interaction is a situation where the effect of a drug is altered when administered with another drug. The result may be positive or negative depending on the combination of drugs used. Some drugs may enhance the effect of a second drug substantially. In this case, drug A has the potential to increase the effect of drug B.

Drug interactions may occur at any stage of the drug cycle, including administration, distribution, metabolism, and excretion. The interaction between two drugs can lead to increased, decreased, or a new effect that was not present in either of the drugs alone. Therefore, it is essential to take caution when administering multiple drugs to a patient, as it may have adverse effects.

The healthcare provider should be well informed about the drugs that the patient is currently taking, including herbal supplements and over-the-counter drugs. By doing so, they can avoid or manage drug interactions that can have negative effects on the patient's health. It is essential to report any adverse reactions that the patient may experience when taking multiple drugs concurrently.

In conclusion, drug interaction is an important consideration when administering drugs to a patient. Healthcare providers must ensure that they are aware of all the drugs that a patient is taking to avoid or manage drug interactions that can cause adverse health effects. They should also provide information to the patient on the potential risks and benefits of combining drugs.

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These are some of the important functions of the cytokinesis hormone in plants :-

Cytokinesis is a group of growth regulators that is found in plants. It helps in performing cell divison of plant roots, and shoot system. It also helps in promoting the cell's growth, development, flowering, and seed formation.

It helps in the protein production which is important for mitosis. It provides resistance against certain diseases causing bacteria in crops. It mainly contains Nitrogen, Hydrogen, and a few atoms of oxygen in its structure.

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The options for the function of cytokinesis should be:

(A) performing cell division in plant roots

(B) shoot system

(C) promoting the cell’s growth, development

(D) All of these

Answer - (D) All of these

Option B, Because only a tiny percentage isotopes of oxygen atoms contain two additional neutrons, giving them an atomic weight of 18, "heavy" oxygen is distinguished from regular oxygen by the term.

Normal oxygen has 8 protons and, in its most prevalent form, 8 neutrons, giving it an atomic weight of 16; this type of oxygen is referred to as "light" oxygen. The isotopes amount of neutrons in the nuclei of oxygen-16 and oxygen-18 are different. While isotopes oxygen-18 contains 10 neutrons, oxygen-16 only has 8. Protons and electrons are equal between isotopes  oxygen-16 and oxygen-18. Since protons and neutrons both have mass, the mass of oxygen isotopes may be altered by altering the neutron content.

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Answer:

2.7 mL

Explanation:

The equation of the reaction is;

2AlBr3 + 3Cl2 -----> 2AlCl3 + 3Br2

Number of moles in 2.12 x 1022 formula units of aluminum bromide

1 mole of AlBr3 = 6.02 * 10^23 formula units

x moles = 2.12 x 1022 formula units

x = 2.12 x 1022 formula units  * 1 mole/ 6.02 * 10^23 formula units

x = 0.0352 moles of AlBr3

According to the reaction equation;

2 moles of AlBr3 produces 3 moles of Br2

0.0352 moles of AlBr3 produces 0.0352 moles  *  3 moles /2 moles

= 0.0528 moles of Br2

Mass of Br2 produced = 0.0528 moles of Br2 * 159.808 g/mol

Mass of Br2 produced = 8.44g

But density = mass/volume

volume = mass/density

volume of Br2 = 8.44 g/ 3.12 g/mL

volume of Br2 =  2.7 mL

Answer:

3.01 * 10 ^ 23 atoms of Pt

Explanation:

1 mole of Pt contains 6.02 * 10 ^ 23 atoms of Pt

195.084 g of Pt has  6.02 * 10 ^ 23 atoms of Pt  

97.6 g = .5 moles so  

97.6 g of Pt has 3.01 * 10 ^ 23 atoms of Pt

The 97.6 grams of platinum contains \(3.011\times 10^{23}\) atoms.

Given:

The mass of platinum = 97.6 grams

To find:

The number of platinum atoms in 97.6 grams.

Solution:

Mass of platinum = 97.6 g

Moles of platinum =\(\frac{97.6g}{195.084 g/mol}=0.500 mol\)

According to the mole concept:

1 mole = Avogadro Number = \(N_A=\) \(6.022\times 10^{23} atoms/ molecules/ions\)

The number of platinum atoms in 0.500 moles of platinum:

\(=0.500\times 6.022\times 10^{23} atoms\\\\=3.011\times 10^{23} atoms\)

The 97.6 grams of platinum contains \(3.011\times 10^{23}\) atoms.

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If the natural abundance of chlorine-35 is 75.8% and that of chlorine-37 is 24.2%, then the average atomic mass of chlorine will be 35.44 amu.

Chlorine exists in two isomeric forms which are the chlorine-35 and chlorine-37. The atomic mass of the chlorine elements is basically the average atomic mass of its isotopes depending upon their abundance in nature.

The atomic mass of chlorine-35 is 34.97amu and a natural abundance equal to 75.8 %. The atomic mass of chlorine-37 is equal to 36.97 amu with an abundance of 24.2%.

To calculate the average atomic mass of chlorine,

The abundance of chlorine-35 = 75.8% = 0.758

The abundance of chlorine-37 = 24.2% = 0.242

⇒ Average atomic mass = 34.97 × 0.758 + 36.97 × 0.242

⇒ Average atomic mass = 26.50 + 8.94

⇒ Average atomic mass = 35.44 amu  

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Answer:

Make Recycle Bins Easily Accessible

Ditch Single-Use Waste

Minimise Paper Waste

Designate a Drawer for Scrap Paper

Eco-Friendly Lunches

The pH of a solution is a measure of its acidity or basicity. It is defined as the negative logarithm of the concentration of hydronium ions in the solution. The hydronium ion (H3O+) is formed when a water molecule (H2O) combines with a hydrogen ion (H+).

The pH scale ranges from 0 to 14, with 7 being neutral. A pH less than 7 is considered acidic, while a pH greater than 7 is basic or alkaline. Each pH unit represents a tenfold difference in the concentration of hydronium ions. So, if the pH of a solution decreases by 2 units (e.g., from 3 to 1), it means that the acidity of the solution has increased significantly. To find the change in the hydronium ion concentration, we need to use the following formula: pH = -log[H3O+] Taking the antilog of both sides of the equation, we get: [H3O+] = 10^-pH Substituting the initial and final pH values into the equation, we get: Initial hydronium ion concentration = 10^-3 = 0.001 M Final hydronium ion concentration = 10^-1 = 0.1 M.

Therefore, the hydronium ion concentration changes by a factor of 100 (0.1/0.001) or 10^2 when the pH of a solution decreases by 2 units (e.g., from 3 to 1). The pH of a solution is a measure of the concentration of hydronium ions in the solution. The lower the pH, the higher the concentration of hydronium ions, and the more acidic the solution. When the pH of a solution decreases by 2 units, it means that the concentration of hydronium ions has increased by a factor of 100. This is because each pH unit represents a tenfold difference in the concentration of hydronium ions. Therefore, a decrease of 2 pH units represents a hundredfold increase in the concentration of hydronium ions.

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Answer:

air     water

Explanation:

Mediums that can have waves

Answer:

C

they store genetic information

B. They speed up chemical reactions

To answer if a salt is formed between the reaction of a base and an acid, we need to remember that, if we react a strong acid and a strong base, such as HCl and NaOH, two products will be formed: the appropriate salt and water.

In the example above, we can write the reaction as:

HCl + NaOH -> NaCl + H2O

where a strong acid and a strong base react to form a salt (NaCl) and water (H2O).

Thus, we can say that, yes, a salt is formed when an acid and a base react between each other.

Answer:

b

Explanation:

The number of electrons in the outermost shell of an atom determines its reactivity. The more electrons the higher the relativity

Hope this helps

Answer:

A

Explanation:

The answer to this question is A. Both ripening and spoiling are chemical reactions.

Spoiling is a chemical reaction because spoiled food has bad smell and taste and it changes colour too.

Ripening of fruits is a chemical change. For example the colour could change as well as the texture.

Answer:

option a) chemical reaction, chemical reaction.

Explanation:

Changes in which new substances with different properties are formed are called chemical changes. Cooking of food, burning of substances are chemical changes as entirely new substances are formed. Burning of a candle wax releases carbon dioxide and water vapour (new substances). in here ripening and spoiling is a change that cannot be reversed which makes it a chemical change.

Answer:

10.58km

The formula needed to calculate the amount of wire used is expressed as:

W is the weight of wire used to wind a magnet

wg is the weight of wire per km

Given the following parameters:

Substitute the given parameters into the formula to have:

Hence the length of wire used is 10.58km

Given data:H2O vapor content: 13 gramsH2O vapor capacity: 52 grams at 25 degrees Celsius 13 grams at 10∘C52 grams at 30∘CFormula used to find the dew point:$$\dfrac{13}{52}=\dfrac{(A*3\pi)/(ln100)}{(17.27-A)}$$$$\frac{1}{4}=\dfrac{(A*3\pi)/(ln100)}{(17.27-A)}$$

Where A is the constantDew Point:It is the temperature at which air becomes saturated with water vapor when the temperature drops to a point where dew, frost or ice forms. To solve this question, substitute the given data into the formula.$$13/52=\dfrac{(A*3\pi)/(ln100)}{(17.27-A)}$$$$13(17.27-A)=3\pi A(ln100)$$By simplifying the above expression, we get$$A^2-17.27A+64.78=0$$Using the quadratic formula, we get$$A=9.9,7.4$$

The dew point is 7.4 since it is less than 10°C.More than 100:The term "More than 100" has not been used in the question provided.

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Answer:

Enzymes, catalysts

Explanation:

Science.

The element that has the lowest first ionization energy is Fr that is francium.

The ionization energy is the measure of the capability of the element to enter into the chemical reactions that requiring the ion formation or the donation of the electrons. It is the  measure of the tendency in removing the electron from an atom or the ion.  The loss of the electron usually occurs in the ground state of a chemical species. The ionization energy will decreases from top to the bottom in groups, and will increases from the left to the right across a period.

Thus, the Fr element has the lowest first ionization energy.

This question is incomplete , the complete question is :

What element has the lowest first ionization energy? (F), (Li), (Fr), (Rb)?

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The main reservoirs of the carbon cycle are the atmosphere, oceans, land (including vegetation and soils), and fossil fuels. In these reservoirs, carbon exists in both inorganic and organic forms.

The inorganic carbon cycle involves the exchange of carbon dioxide (CO2) between the atmosphere and oceans through processes like photosynthesis and respiration.

Organic carbon, on the other hand, is found in living organisms, dead organic matter, and soil organic matter. It is cycled through processes such as decomposition and consumption by organisms. The interactions between the inorganic and organic carbon cycles occur primarily in the biosphere, where photosynthesis converts inorganic carbon into organic carbon compounds. While inorganic carbon is primarily in the form of CO2, organic carbon is present in complex organic molecules. Both forms of carbon play crucial roles in energy transfer, nutrient cycling, and climate regulation.

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The mineral is approximately 2.11 billion years old.

The half-life of uranium-235 (U-235) is given as 704 million years. Since the current ratio of parent isotope (U-235) to daughter isotope (Pb-207) is 25% to 75%, we can determine the number of half-lives that have elapsed.

After one half-life (704 million years), half of the U-235 would have decayed to Pb-207, resulting in a 50% parent and 50% daughter ratio. However, in this case, the ratio is 25% parent and 75% daughter, indicating that two half-lives have passed.

So, each half-life is 704 million years, and two half-lives equal 1,408 million years, which is approximately 1.41 billion years. Adding the initial starting point of 100% U-235, the total age of the mineral is approximately 2.11 billion years.

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Answer:

Electron

Explanation:

The required quantum numbers are;

The term quantum number is used to describe the position of an electron in an atom. Now we know that each electron in atom is defined by four sets of quantum numbers.

Now;

For the circled electron in the arsenic atom, the four quantum numbers are;

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The name of the compound CS is the Carbon monosulfide.

Carbon monosulfide is the chemical compound with the formula of CS.  This molecule is resembles with the carbon monoxide with the triple bond between the carbon and the sulfur. The molecule is not the intrinsically unstable, but it will tends to the polymerize. The carbon belong to the group 14 in the periodic table. The carbon is the non metal element. The sulfur also the non metal element in the periodic table.

The carbon monosulfide is unstable as the solid or the liquid, but it is observed  as the gas both in the laboratory or in the interstellar medium.

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This question is incomplete, the complete question is :

What is the name of the compound CS ?

Answer:

Explanation:She was wrong

Answer:Particles in plasmas collide more often.

Plasma particles have high kinetic energy (they move quickly).

Plasma particles are far apart.

The ionized particles have no fixed volume

Explanation:

Plasma is the fourth form of matter which has freely moving electrons in it. The substance can be identified as plasma if its particles collide often and are far apart.

Plasma is a type of matter other than solids, liquids, and gas. They have similar properties to that of gas. Plasma particle collides are often like gases as they move freely in space. Like gases that have no definite shape and volume.

The plasma particles have ionic charges, positive and negative resulting in high kinetic energy. This property allows them to show electromagnetism and electrical conductivity.

The ionized particles are due to the high temperature that allows them to have the property of electrical conductivity and compression.

Therefore, the particles of plasma are ionized and have high kinetic energy.

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Answer:

A

Explanation:

Because it creates new substances which means it undergo changes

Answer:

Atoms in the original substances are arranged in a different way to make new substances.

Explanation:

study island

Answer:

It reduces by ganing two electrons.

When any chemical equation is not balanced then that is known as skeletal chemical equation. We need to balance it because as we know that mass can neither be created nor be distroyed and also the number of atoms on the reactant side should always be equal to the compounds on the product side .