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valkas [14]
3 years ago
12

When are ions formed?

Chemistry
1 answer:
jek_recluse [69]3 years ago
8 0
Ions are Formed when atoms lose or gain electrons in order to fulfill the octet rule and have full outer valence electron shells.
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Identify the bronsted-lowry acid and the bronsted-lowry base in this reaction on the left side of each of the following equation
Dahasolnce [82]

<u>Answer:</u> NH_4^+ is an acid, CN^- is a base, NH_3 is conjugate base and HCN is conjugate acid

<u>Explanation:</u>

According to Bronsted and Lowry's theory:

An acid is defined as a proton donor while a base is defined as a proton acceptor.

In a chemical reaction, an acid loses a proton to form a conjugate base while a base accepts a proton to form conjugate acid.

For the given chemical reaction:

NH_4^+(aq)+CN^-(aq)\rightleftharpoons HCN(aq)+NH_3(aq)

NH_4^+ is losing a proton thus it is an acid to form NH_3 which is its conjugate base

CN^- is gaining a proton thus it is a base to form HCN which is its conjugate acid

Hence, NH_4^+ is an acid, CN^- is a base, NH_3 is conjugate base and HCN is conjugate acid

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H. Convert radiant energy into chemical energy through photosynthesis
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The answer is cytoskeleton
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Most of the elements to the left of the stair-step line in the periodic table exist as _________ in the periodic table.
miv72 [106K]
D would be the answer as they are metals
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For a certain chemical reaction, the standard Gibbs free energy of reaction is 55.4 kJ. Calculate the temperature at which the e
romanna [79]

Answer:

288 K

Explanation:

Step 1: Given data

  • Standard Gibbs free energy of reaction (ΔG°): 55.4 kJ/mol
  • Equilibrium constant (K): 9.1 × 10⁻¹¹

Step 2: Calculate the temperature at which the equilibrium constant is 9.1 × 10⁻¹¹

We will use the following expression.

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3 years ago
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