A Solution Is Prepared by Mixing 70

question 228

Multiple Choice

A solution is prepared by mixing 70.0 mL of 0.100 mol L^-1 HCl and 30.0 mL of 0.200 mol L^-1 NaCl. What is the molarity of chloride ion in this solution?

• A) 0.186 mol L^-1
• B) 7.69 mol L^-1
• C) 6.50 mol L^-1
• D) 0.0100 mol L^-1
• E) 0.130 mol L^-1

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Definitions:

Average Price

The sum of all the prices of all the units sold divided by the number of units.

Return

The gain or loss on an investment over a specified period, expressed as a percentage of the investment's initial cost.

Profits

Financial gains obtained when the revenue generated from business activities exceeds the expenses, costs, and taxes needed to sustain the operation.

Farmer

An individual engaged in the practice of raising crops or livestock, typically for food or raw materials.