A Solution Is 0

question 122

Multiple Choice

A solution is 0.660 M in HNO₃(aq) and 1.02 M in Ca(NO₃) ₂(aq) .What is the molarity of NO₃^-(aq) in the solution?

• A)2.70 M
• B)1.68 M
• C)1.02 M
• D)0.660 M
• E)0.360 M

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Definitions:

Multiregional Hypothesis

A theory suggesting that human evolution occurred in several geographical areas worldwide, with continuous gene flow between populations.

Gene Flow

The transfer of genetic material from one population to another, enhancing genetic diversity.

Out of Africa Hypothesis

The theory proposing that modern humans originated in Africa before migrating to other parts of the world.

Mousterian Tool Tradition

A Stone Age technology associated with Neanderthals and early modern humans, characterized by specific types of stone flakes and tools.