Due to a Highway Accident, 150 L of Concentrated Hydrochloric

question 56

Multiple Choice

Due to a highway accident, 150 L of concentrated hydrochloric acid (12.0 M) is released into a lake containing 5.0 × 10⁵ m³ of water.If the pH of this lake was 7.0 prior to the accident, what is the pH of the lake following the accident?

• A)5.44
• B)8.56
• C)8.44
• D)5.56
• E)2.44

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Definitions:

Significance Level

A statistical measure used in hypothesis testing to determine the threshold at which an observed data point or result is considered to be statistically significant.

Litres Of Water

A measure of volume used to quantify the amount of water, where one litre equals one cubic decimeter.

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Multimedia content created to raise awareness about conserving natural resources and protecting the environment.

Paired T-test

A statistical analysis method that compares the averages of two connected groups to see if their difference is statistically significant.