A 2000 ML Sample of 0

question 35

Multiple Choice

A 20.00 mL sample of 0.1015 M nitric acid is introduced into a flask, and water is added until the volume of the solution reaches 250.mL.What is the concentration of nitric acid in the final solution?

• A)1.27 M
• B)8.12 × 10^-3 M
• C)0.406 M
• D)3.25 × 10^-2 M
• E)5.08 × 10^-4 M

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Definitions:

Proportional Changes

Adjustments or alterations that maintain a consistent relationship or ratio among components or between an individual component and a whole.

Menarche

A girl’s first menstruation.

North American Newborn

An infant born in North America, often referring to the health, social, and environmental aspects specific to this geographic region.

Puberty

A period of rapid physical maturation involving hormonal and bodily changes that take place primarily in early adolescence.