A 315 ML Aliquot of HNO₃ (Aq)of Unknown Concentration Was Titrated

question 39

Multiple Choice

A 31.5 mL aliquot of HNO₃ (aq) of unknown concentration was titrated with 0.0134 M NaOH (aq) .It took 23.9 mL of the base to reach the endpoint of the titration.The concentration (M) of the acid was ________.

• A)0.0102
• B)0.0051
• C)0.0204
• D)0.227
• E)1.02

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Definitions:

Negative Outcome Valence

The extent to which the potential outcomes of a decision or process are perceived as undesirable or adverse, influencing individuals' approach to risk and decision-making.

Expectancy Theory

This motivational theory asserts that the strength of an individual's motivation to perform a task is determined by the desirability of the reward promised for successful completion and the perceived likelihood of achieving it.

Reward

The benefits, whether tangible or intangible, given in recognition of one's effort, service, or achievement.

Feedback

An exchange of information about performance, behaviors, or outcomes, provided with the intention to guide future improvements or maintain good practices.