What are 3 things that a candle and hand sanitizer have in common when talking about properties of matter

The effect on the acceleration of the 15-kg box would be that it would experience a greater acceleration than the 30-kg box.

According to Newton's second law of motion, the acceleration of an object is directly proportional to the net force acting on it and inversely proportional to its mass. Therefore, for a given force, an object with a smaller mass will experience a greater acceleration than an object with a larger mass.

In this scenario, if the student applies the same force to both the 30-kg box and the 15-kg box, the 15-kg box will experience a greater acceleration than the 30-kg box. This is because the smaller mass of the 15-kg box means that it has less inertia and requires less force to accelerate.

Therefore, the effect on the acceleration of the 15-kg box would be that it would experience a greater acceleration than the 30-kg box.

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The volume of CO₂ at 683 torr and 25.0°C released into the atmosphere daily by this company is 2.53×10⁸ L

Mole = mass / molar mass

Mole of CaCO₃ = 9.3×10⁸ / 100

Mole of CaCO₃ = 9.3×10⁶ moles

Balanced equation

CaCO₃ —> CaO + CO₂

From the balanced equation above,

1 mole of CaCO₃ reacted to produce 1 mole of CO₂

Therefore,

9.3×10⁶ moles of CaCO₃ will also react to produce 9.3×10⁶ moles of CO₂

V = nRT / P

V = (9.3×10⁶ × 0.0821 × 298) / 0.899

V = 2.53×10⁸ L

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Answer:

  -172.6 °C

Explanation:

You want to know the Celsius equivalent of the temperature 100.6 K.

The relation is ...

  C = K - 273.15

  C = 100.6 -273.15 = -172.55

The temperature is -172.55 °C, about -172.6 °C.

__

Additional comment

We have rounded to tenths, because that is precision of the temperature given. If you use 273 as the conversion constant, you will get -172.4.

Answer:

02 has a mass of 1.78 g.

Explanation:

hope this helps

Answer: 204.8256 millimeters

Explanation:

Answer:

Valence electrons are the electrons in the outermost energy level of an atom — in the energy level that is farthest away from the nucleus. Being able to determine the number of valence electrons in a particular atom gives you a big clue as to how that atom will react.

Explanation:

Answer:

B

Explanation:

the number of protons never changes even if the atomic mass changes

ANSWER

EXPLANATION

Define nuclear fusion and nuclear fission

Nuclear fusion is defined as a type of nuclear reaction in which two or more stable lighter nuclei fused together to produce a larger nuclei with the release of large amount of energy

Nuclear fission is defined as a type of nuclear reaction in which a heavy nuclei is split into two or more stable lighter nuclei with the release of large amount of energy

Based on the definition given, we can deduce that the major difference between nuclear fusion and fission is that,

Nuclear fusion combined two or more stable lighter nuclei to produce larger nuclei

WHILE

Nuclear fission split to produce two or more stable lighter nuclei

The major similarity between the nuclear fission and fusion is that, both reaction releases large amount of energy.

Answer:

its sodium hydroxide

Explanation:

Answer:

I can say that knowledge of separating mixtures can help us in daily life and within society in the following ways:

1. Purification of water: Separation techniques are used to purify water for drinking and industrial purposes. It is essential to remove impurities from water to prevent diseases.

2. Recycling: Separation techniques are used to separate materials for recycling. This helps reduce the amount of waste in landfills and helps conserve resources.

3. Food industry: Separation techniques are used in the food industry to separate unwanted particles from food products. This helps ensure that the food we eat is safe and free from contaminants.

4. Medicine: Separation techniques are used in the pharmaceutical industry to separate and purify chemicals for use in medicine. This helps ensure that medicines are safe and effective.

5. Environmental protection: Separation techniques are used to remove pollutants from the environment. This helps protect our natural resources and prevent pollution-related health problems.

6. Oil and gas industry: Separation techniques are used to separate crude oil and natural gas into their various components. This helps in the production of energy and other useful products.

In summary, knowledge of separating mixtures is essential in our daily lives and within society. It helps ensure that we have access to safe and clean water, food, medicine, and energy, and also helps protect the environment.

Explanation:

Answer and Explanation

The process of baking cookies involves a set of chemical and physical changes.

Physical change

In a physical change, the composition of the material involved in the change is the same before and after it occurs.

• An example will be that after being baked, the cookies are hot, then after a few minutes, the temperature will change, and they will become cooler.

Chemical change

A chemical change occurs when the composition of a substance is changed, which requires the breaking and forming of chemical bonds during a chemical reaction.

An example is that heating sodium bicarbonate (an ingredient of the cookie dough) causes it to decompose into water and carbon dioxide:

2NaHCO₃ → Na₂CO₃ + H₂O + CO₂

Carbon dioxide gas and water vapor form the bubbles which make cookies rise. Rising makes cookies taller, and it also opens up space to keep the cookie from becoming too dense.

Answer:

C) EtOH 1% AgNO3

Taking into account the reaction stoichiometry, 0.1129 moles of P₄ is required to react with with 700.0 grams of calcium phosphate.

In first place, the balanced reaction is:

2 Ca₃(PO₄)₂ + 6 SiO₂ + 10 C → 6 CaSiO₃ + 10 CO + P₄

By reaction stoichiometry (that is, the relationship between the amount of reagents and products in a chemical reaction), the following amounts of moles of each compound participate in the reaction:

The molar mass of the compounds is:

Then, by reaction stoichiometry, the following mass quantities of each compound participate in the reaction:

The following rule of three can be applied: If by reaction stoichiometry 620 grams of Ca₃(PO₄)₂ produces 1 mole of P₄, 70 grams of Ca₃(PO₄)₂ produces how many moles of P₄?

\(moles of P_{4} =\frac{70 grams of Ca_{3}(PO_{4} )_{2}x1 mole of P_{4} }{620 grams of Ca_{3}(PO_{4} )_{2}}\)

moles of P₄= 0.1129 moles

Finally, 0.1129 moles of P₄ is required to react with with 700.0 grams of calcium phosphate.

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Answer:

B

Explanation:

B is the only answer choice that provides a rate

(like 3ºC/ hr meaning 3ºC per hour)

all the other answer choices don't have a /hr

so best answer choice is B

Physics is a vast field that addresses a wide range of questions about the nature of the physical world. Probing questions can help to explore this field and encourage critical thinking and deep exploration of its topics.

Probing questions are open-ended questions asked to gather information, encourage critical thinking and deep exploration of a particular topic. Physics is a natural science that studies matter and its motion through space-time. It is a branch of science that deals with the fundamental nature of the universe and seeks to explain how and why objects behave as they do in the physical world.The following are some examples of probing questions within the scope of physics:What is the nature of light-The nature of light is an important topic within the scope of physics. It refers to the dual nature of light, as both a wave and a particle. Light behaves as a wave when it is traveling through space and as a particle when it is interacting with matter.How do magnets work-Magnets are a common object in the world around us, and they have a broad range of applications. They work by producing a magnetic field, which can attract or repel other magnetic objects. This topic lies within the scope of physics.What is the relationship between energy and matter-Energy and matter are two fundamental concepts in physics. The relationship between them is described by Einstein's famous equation E=mc2, which states that matter and energy are two forms of the same thing and are interchangeable. The study of the relationship between energy and matter lies within the scope of physics.What is the nature of the universe?The study of the universe's nature is one of the most significant topics within the scope of physics. This question addresses the origins and properties of the universe, its components, and the laws that govern its behavior.

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Explanation:

from chemical basics is the law of solution concentration which is no. of moles÷ volume

part a.)

The initial concentration in solution of the Fe3+ and SCN- is:

moles of Fe3+ = (2.00 x 10^-3 M) x (5.00 x 10^-3 L) = 1.00 x 10^-5 mol

moles of SCN- = (2.00 x 10^-3 M) x (5.00 x 10^-3 L) = 1.00 x 10^-5 mol

part b)

The equilibrium constant for the reaction is 1.54 x 10^10.

Fe(NO3)3(aq) + 3KSCN(aq) ⇌ Fe(SCN)3(aq) + 3KNO3(aq)

b)

Therefore, the equilibrium concentration of Fe(SCN)2+ is also 1.40 x 10^-4 M.

Applying law of mass action, the equilibrium constant expression for the reaction is:

Kc = [Fe(SCN)2+] / ([Fe3+] [SCN-]3)

Kc = (1.40 x 10^-4) / [(1.00 x 10^-5) (1.00 x 10^-5)^3]

Kc = 1.54 x 10^10

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The following properties change across the periodic Table from group 1 to group 2

Group 1 are alkali metals that have one valence electron in the outermost orbit whereas alkaline earth metals are in group 2 have two valence electrons in the outermost orbit.

a) Ionic radius:

b) Ionisation enthalpy:

c) Density:

d) Melting point:

e) Electropositive character:

Thus, changes in properties are:

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The hydrogen ion concentration is 7. If the pH of the solution is known, it is possible to compute the hydrogen ion concentration in a solution, [H+], in mol L-1.

The logarithm of the reciprocal of the hydrogen ion concentration in gram moles per liter, or pH, is a more practical way to express the hydrogen ion concentration.

PH = 1.0

We know, pH + pоH. = 14

POH = 14-PH

14 - 10

POH = 13.0

Again, PH = -log, [H+]

[H+] = PH 10 P

[[H+] = 10-1 M

[H+] = 0·1 M

This is an acid solution with pH=1 which is less than 7.

Therefore, the hydrogen ion concentration is 7.

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The question is incomplete. Your most probably complete question is given below:

The PH Of A Solution Is 1.0 What Is The POH? POH = * What Is The Hydrogen Ion Concentration?

Explanation:

In this element, there are:

We find the element with atomic number 11, which is Sodium. (Na)

Answer: sodium

Explanation:

It is best to fill the pipet to a point just above the calibration line, then adjust the volume by slowly releasing liquid, which will help to be more successful when working with a pipet.

To use a pipet successfully, it is important to ensure that the tip of the pipet is kept submerged when filling, as this will help to prevent air from getting into the pipet. Once the pipet is filled, it is best to fill it to a point just above the calibration line, then adjust the volume by slowly releasing liquid. This will help to reduce the chances of overfilling or spilling the liquid.

It is also important to be gentle when placing the pipet bulb on the pipet, as aggressive movements can cause the bulb to come loose or even break, resulting in injury. Additionally, the blue bulbs used in the lab are not meant to be attached to the pipet, but rather simply rest on top of it.

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Answer:

probably b i got nothing but i hop eit is good

Explanation:

Answer:

Composition: All hydrocarbons are made up of only two types of atoms: carbon and hydrogen. They are like building blocks that contain carbon and hydrogen stuck together.

Organic Nature: Hydrocarbons are special because they are part of a group of compounds that come from living things or things that were once alive. They have carbon and hydrogen in them, which is what makes them different from other types of compounds.

Explanation:

Answer:

b.oil

Explanation:

oil is a nonrewnewable resource

Answer:

it's easy u just have to put them in a calculator the way they are it will give you your answer atleast I think so hope this helps

The compound C4H6O4 can be classified as a dicarboxylic acid. In this case, the presence of four carbon atoms (C4) indicates that it is a relatively larger molecule.

The molecular formula also contains six hydrogen atoms (H6) and four oxygen atoms (O4). The presence of oxygen and carbon atoms suggests the possibility of carboxyl groups (-COOH) in the compound. Carboxyl groups are functional groups consisting of a carbonyl group (C=O) and a hydroxyl group (-OH) attached to the same carbon atom.

Since the compound contains four oxygen atoms, it is possible that it contains two carboxyl groups. A compound with two carboxyl groups is classified as a dicarboxylic acid. Dicarboxylic acids are organic compounds that have two carboxyl functional groups.

They are characterized by their ability to donate two protons (H+) and act as acids. Therefore, based on the molecular formula C4H6O4, the compound is classified as a dicarboxylic acid.

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Answer:

5.00 moles O₂

General Formulas and Concepts:

Chemistry - Atomic Structure

Explanation:

Step 1: Define

3.01 × 10²⁴ molecules O₂

Step 2: Convert

\(3.01 \cdot 10^{24} \ mc \ O_2(\frac{1 \ mol \ O_2}{6.022 \cdot 10^{23} \ mc \ O_2} )\) = 4.99834 moles O₂

Step 3: Check

We are given 3 sig figs. Follow sig fig rules and round.

4.99834 moles O₂ ≈ 5.00 moles O₂

Answer:

660 amino acids.

Explanation:

There is 20 amino acids for one base. So you multiply 33x20 to give you 660.

Answer:

Assuming that the DNA strand is read in sets of three nucleotides (codons), then 33 bases would allow for a maximum of 11 codons to be read.

Each codon codes for one amino acid, so 11 codons would allow for the coding of a maximum of 11 amino acids.

Explanation:

Answer:

For deposition to happen, thermal energy must be removed from the gas. ... As water vapor loses thermal energy, it changes into solid frost. States of Water. Water is the only substance that exists naturally as a solid, a liquid, and a gas within Earth's temperature range.

Explanation: