A Solution Is Prepared by Dissolving 53

question 108

Multiple Choice

A solution is prepared by dissolving 53.5 grams of ammonium chloride, NH₄Cl, in 4000.0 grams of water. What is the boiling point of the solution? (The boiling point elevation constant for water is 0.512°C/mole solute in 1000 g of water.)

• A) 100.13°C
• B) 100.26°C
• C) 100.39°C
• D) 100.52°C

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Definitions:

Hypothesis

A testable prediction, often implied by a theory.

Descriptive Method

A research method aimed at describing characteristics of a population or phenomenon, often through observation, surveys, or case studies.

Naturalistic Observation

An investigative approach where individuals are watched in their natural settings without any interference from the person observing.

Experiment

A method of investigation in the sciences or social sciences in which variables are manipulated to observe the effect on some behavior or condition.