Calculate the Volume of H₂(g) at 273 K and 2

question 76

Multiple Choice

Calculate the volume of H₂(g) at 273 K and 2.00 atm that will be formed when 275 mL of 0.725 M HCl solution reacts with excess Mg to give hydrogen gas and aqueous magnesium chloride.

• A) 0.56 L
• B) 1.12 L
• C) 2.23 L
• D) 3.54 L
• E) 4.47 L

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Definitions:

Equilibrium

A state of balance or stability within a system, where competing influences are canceled by others, resulting in no net change.

Allopatric Speciation

The formation of new species through geographical separation, leading to reproductive isolation and genetic divergence.

Genetic Drift

A mechanism of evolution that causes random fluctuations in the frequency of alleles in a population, especially in small populations.

Mutation

A permanent alteration in the DNA sequence that makes up a gene, which can result in a change in the phenotype of an organism.