What Is the Molarity of Sodium Chloride in Solution That

question 97

Multiple Choice

What is the molarity of sodium chloride in solution that is 13.0% by mass sodium chloride and that has a density of 1.10 g/mL?

• A) 2.23
• B) 143
• C) 2.45
• D) 2.56
• E) 1.43 × 10^{- 2}

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Definitions:

Prepared Childbirth

Developed by French obstetrician Ferdinand Lamaze, this childbirth strategy is similar to natural childbirth but includes a special breathing technique to control pushing in the final stages of labor and a more detailed anatomy and physiology course.

Natural Childbirth

This method attempts to reduce the mother’s pain by decreasing her fear through education about childbirth and relaxation techniques during delivery.

Lamaze

A childbirth preparation technique that emphasizes breathing, relaxation, and coping strategies for labor.

LeBoyer

A method of childbirth emphasizing a gentle birthing process, aiming to minimize stress for the newborn.