What statement best describes a mole?

A) a little furry mammal that lives in the ground
B) a very small number chemists use to count atoms or molecules
C) the amount of molecules or atoms in 1 gram of something
D) It is a very large number chemists use to count atoms or molecules.
E) none of the above


D

Environmental & Atmospheric Sciences

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In determining the occurrence of precipitation, the NWS forecasts are correct more than ________ percent of the time

A) 30 B) 10 C) 50 D) 80

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How are operational definitions in science examples of the models that scientists create of the world (see Chapter 1)?

What will be an ideal response?

Environmental & Atmospheric Sciences

How many basic tastes can humans distinguish?

A. 5 B. 3 C. 6 D. 4

Environmental & Atmospheric Sciences

What is the Forchhammer's principle?

A) The saturation level of seawater B) The constant proportion of solids in seawater C) The components of seawater from weathering surface rocks D) The measure of the total mass of halogen ions

Environmental & Atmospheric Sciences