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elena-14-01-66 [18.8K]
3 years ago
14

Identify the correct equilibrium constant expression for this equation:

Chemistry
2 answers:
Nat2105 [25]3 years ago
7 0

Answer:

For the first one it is B

For the second one it is C

Explanation:

yourwelcome

mina [271]3 years ago
3 0

Answer:

First Option: B)

Second Option: C)

<em>The pictures below will show the answers. The first picture is the first option, and the second picture is the second option.</em>

<em></em>

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Silver chloride is virtually insoluble in water so that the reaction appears to go to completion. How many grams of solid NaCl m
masya89 [10]

Answer:

0.535 g

Explanation:

The reaction that takes place is:

  • NaCl + AgNO₃ → AgCl + NaNO₃

First we <u>calculate how many AgNO₃ moles are there in 25.0 mL of a 0.366 M solution</u>, using the <em>definition of molarity</em>:

  • Molarity = moles / liters
  • moles = Molarity * liters

<em>Converting 25.0 mL to L </em>⇒ 25.0 / 1000 = 0.025 L

  • moles = 0.366 M * 0.025 L = 0.00915 mol AgNO₃

Then we <u>convert AgNO₃ moles into NaCl moles</u>:

  • 0.00915 mol AgNO₃ * \frac{1molNaCl}{1molAgNO_3} = 0.00915 mol NaCl

Finally we<u> convert NaCl moles into grams</u>, using its <em>molar mass</em>:

  • 0.00915 mol NaCl * 58.44 g/mol = 0.535 g
4 0
3 years ago
A carbon atom has a strong tendency to do which of the following?. Answer. double bond with electrons. receive electrons. donate
Novay_Z [31]

Answer: Option (d) is the correct answer.

Explanation:

Atomic number of carbon is 6 and its electronic distribution is 2, 4. Therefore, in order to become stable and completely fill its octet carbon readily share its valence electrons with another atom.

For example, C + 2H_{2} \rightarrow CH_{4}

A carbon atom is also able to form a double double with valence  electrons of other atom.

Thus, we can conclude that a carbon atom has a strong tendency to share electrons.

5 0
4 years ago
Read 2 more answers
What do chemist study
enyata [817]

Answer:

Chemists study matter and the chemical reactions between substances

Explanation:

8 0
3 years ago
Read 2 more answers
What is the pH of a solution with a 3.2 x 10−6 M hydronium ion concentration?
Rainbow [258]

Answer:

<h2>5.49</h2>

Explanation:

The pH of a solution can be found by using the formula

pH = - log ([ { H_3O}^{+}])

H3O+ is the hydronium ion

From the question we have

pH =  -  log(3.2 \times  {10}^{ - 6} )  \\  = 5.49485..

We have the final answer as

<h3>5.49 </h3>

Hope this helps you

4 0
3 years ago
Every time matter changes from a liquid to a gas, the matter also experiences a change in the
Aleksandr-060686 [28]

Matter is predominantly know to exist in three states-

-Solid

-Liquid

-Gas

The three states can be interconverted at appropriate temperature and pressure conditions. Each state exhibits unique properties which are influenced by the intermolecular forces that hold the atoms together in these states.

Ans: Thus, Every time matter changes from a liquid to a gas, the matter also experiences a change in the <u>state (or phase)</u>

8 0
3 years ago
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