Choose the correct words to make each statement true. A 3.1 M solution contains 3.1 of solute dissolved in 1 of solution. The M in 3.1 M refers to The concentration of a 3.1 M solution may also be expressed as and would be expressed in

A 3.1 M solution contains 3.1 moles of solute dissolved in 1 liter of solution.

The M in 3.1 M refers to molarity.

The concentration of a 3.1 M solution may also be expressed as and would be expressed in

Explanation:

The molarity reflects the concentration of a solution indicating the amount of moles of solute that appear dissolved in each liter of the solution.

Although various units can be used, it is usual to use , equivalent to . This unit is usually expressed as a molar, with an M as a symbol.

a. a primary source combines several different accounts of an event. b. a primary source generally benefits from having been written after an event.

explanation:

b. accuracy of the data matters alot more than its number of digits, organization or amount of detail. quantitative observation is more accepted than the qualitative observation.