Question

Consider the neutralization reaction: $$ 2 \mathrm{HCl}(a q)+\mathrm{Ca}(\mathrm{OH})_{2}(a q) \longrightarrow \mathrm{CaCl}_{2}(a q)+2 \mathrm{H}_{2} \mathrm{O}(l) $$ What volume of $0.1 \mathrm{M} \mathrm{HCl}$ is required to completely neutralize a 35.0-mL sample of $0.285 \mathrm{M} \mathrm{Ca}(\mathrm{OH})_{2} ?$

Name: Problem 92, Chapter 13: Introductory Chemistry Essentials
Uploaded: 2021-05-03T14:04:31-08:00
Duration: 1 min 17 s
Channel: David Collins
Description: Consider the neutralization reaction: 2 HCl(a q)+Ca(OH)2(a q) ⟶CaCl2(a q)+2 H2 O(l) What volume of 0.1 M HCl is required to completely neutralize a 35.0-mL sample of 0.285 M Ca(OH)2 ?

   Consider the neutralization reaction:
$$
2 \mathrm{HCl}(a q)+\mathrm{Ca}(\mathrm{OH})_{2}(a q) \longrightarrow \mathrm{CaCl}_{2}(a q)+2 \mathrm{H}_{2} \mathrm{O}(l)
$$
What volume of $0.1 \mathrm{M} \mathrm{HCl}$ is required to completely neutralize a 35.0-mL sample of $0.285 \mathrm{M} \mathrm{Ca}(\mathrm{OH})_{2} ?$

Introductory Chemistry Essentials

Tro, Nivaldo J. 5th Edition

Chapter 13, Problem 92

Instant Answer

Solved by Expert David Collins

05/03/2021

Step 1

We do this by dividing by 1000: $$ 35.0 \, \text{mL} \, \text{Ca(OH)}_{2} = \frac{35.0}{1000} \, \text{L} \, \text{Ca(OH)}_{2} = 0.035 \, \text{L} \, \text{Ca(OH)}_{2} $$ Show more…

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Consider the neutralization reaction: $$ 2 \mathrm{HCl}(a q)+\mathrm{Ca}(\mathrm{OH})_{2}(a q) \longrightarrow \mathrm{CaCl}_{2}(a q)+2 \mathrm{H}_{2} \mathrm{O}(l) $$ What volume of $0.1 \mathrm{M} \mathrm{HCl}$ is required to completely neutralize a 35.0-mL sample of $0.285 \mathrm{M} \mathrm{Ca}(\mathrm{OH})_{2} ?$

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Key Concepts

Stoichiometry

Stoichiometry involves using the balanced chemical equation to determine the molar ratios of reactants and products. This key concept allows one to calculate the amount of one reactant needed to completely react with a given amount of another, based on the coefficients from the balanced equation.

Molarity

Molarity is a unit of concentration defined as the number of moles of solute per liter of solution. It is essential for converting volumes of solutions to moles, which is a foundational step in performing any stoichiometric calculations in a reaction.

Neutralization Reactions

Neutralization reactions are a type of chemical reaction where an acid reacts with a base to produce water and a salt. Understanding the stoichiometry of neutralization is critical to determining the precise amount of acid or base required to completely neutralize the other.

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