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Ymorist [56]
4 years ago
14

How many atoms are ina particle?

Chemistry
1 answer:
oksian1 [2.3K]4 years ago
6 0
Three
A typical atom consists of three subatomic particles: protons, neutrons, and electrons (as seen in the helium atom below). Other particles exist as well, such as alpha and beta particles (which are discussed below). The Bohr model shows the three basic subatomic particles in a simple manner.
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Which term means finding ways to describe and explain the natural world
yan [13]

Answer:

D. Science i think

Explanation:

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3 years ago
1. How are Cotton, Nylon and Wool different ?<br><br> 2. How are Cotton, Nylon and Wool similar ?
nika2105 [10]

Cotton I grow nylon is made and wool is from a animal

They are all the same because they are all materials that are used in clothing

6 0
3 years ago
Read 2 more answers
Need Help ASAP- Chemistry
jarptica [38.1K]

Answer:

Q1: 1.67 L.

Q2: Saturated solution.

Explanation:

<u><em>Q1:</em></u>

  • We have the role that the no. of millimoles before dilution is equal to the no. of millimoles after dilution.

<em>(MV) before dilution = (MV) after dilution</em>

M before dilution = 10.0 M, V before dilution = 0.5 L.

M after dilution = 3.0 M, V after dilution = ??? L.

<em>∴ V after dilution = (MV) before dilution / M after dilution</em> = (10.0 M)(0.5 L) / (3.0 M) =<em> 1.67 L.</em>

<em></em>

<em></em>

<u><em>Q2:</em></u>

From the given curve, it is clear that the solubility of sodium nitrate at 35.0°C is 100 g per 100 g of water.

<em>So, the mentioned solution is a saturated solution at this T.</em>

<em></em>

<em>A saturated solution is a chemical solution containing the maximum concentration of a solute dissolved in the solvent.</em>

4 0
3 years ago
Which statement below correctly describes the relationship between Q and K for both reactions? Are these reactions spontaneous a
nikklg [1K]

Answer:

Q < K for both reactions. Both are spontaneous at those concentrations of substrate and product.

Explanation:

Hello,

In this case, the undergoing chemical reactions with their proper Gibbs free energy of reaction are:

A->B;\Delta _rG^o=-13 kJ/mol

C ->D ;\Delta _rG^o=3.5 kJ/mol

The cellular concentrations are as follows: [A] = 0.050 mM, [B] = 4.0 mM, [C] = 0.060 mM and [D] = 0.010 mM.

For each case, the reaction quotient is:

Q_1=\frac{4.0mM}{0.050mM}=80\\ Q_2=\frac{0.010mM}{0.060mM}=0.167

A typical temperature at a cell is about 30°C, in such a way, the equilibrium constants are:

K_1=exp(-\frac{-13000J/mol}{8.314J/mol*K*303.15K} )=173.8\\K_2=exp(-\frac{3500J/mol}{8.314J/mol*K*303.15K} )=0.249

Therefore, Q < K for both reactions. Both are spontaneous at those concentrations of substrate and product.

Best regards.

6 0
3 years ago
Which if this is a secondary pollutant
Licemer1 [7]
Idk but im guessing a. o3
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