Which of the following concentration units will not change if the solution is heated?

A) molarity
B) %(w/v)
C) both a and b
D) neither a nor b


D

Environmental & Atmospheric Sciences

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What percentage of Earth's water is freshwater?

A. 25% B. 85% C. 3% D. 50%

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Which of the following has not been practiced in India in their attempt to reduce their population growth?

A) camps for voluntary sterilization B) a national family planning program C) free or subsidized distribution of birth control devices D) legalized abortions E) mass deportation of immigrants (both legal and ilegal)

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A pulverized mineral (usually on a piece of white unglazed porcelain) gives a color called its ________, that is usually more reliable than the color of the specimen itself.

A. streak B. powder C. chroma D. dust E. smear

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Lake-effect snowfall is created as a direct result of air mass modification

Indicate whether the statement is true or false

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