Lithium Hydroxide Is Used in Alkaline Batteries

question 32

Multiple Choice

Lithium hydroxide is used in alkaline batteries. Calculate the molarity of a solution prepared by dissolving 1.495 moles of LiOH in enough water to give a final volume of 750. mL.

• A)1.99 M
• B)1.50 M
• C)1.12 M
• D)0.502 M
• E)0.00199 M

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Definitions:

Placebo

A substance with no therapeutic effect, used as a control in testing new drugs or used to induce psychological benefits purely through belief.

Matched Pair

A study design element where subjects are paired based on specific characteristics, ensuring that each pair is as similar as possible except for the variable under investigation.

Statistically Significant

A measure indicating that the likelihood of an observed outcome occurring by chance is low, often used in research to validate findings.

Negative Correlation

A connection between two variables where as one variable goes up, the other goes down, and the opposite is also true.