What makes a compound different from a molecule?

A.

contains 2 or more atoms

B.

held together by chemical bonds

C.

use of chemical symbols

D.

contains 2 or more different elements

A lightbulb filled with argon gas has a volume of 75 mL at STP. How many moles of argon gas does the lightbulb contain?

How is gold related to suns life cycle?

Which statement accurately describes the movement of Earth's plates due to convection currents?

What is an ore? A. an object that has been recycled B. an article of clothing that is made from natural fiber C. a rock that contains enough of a metal to be worthwhile to extract D. a fossil fuel that can be burned to generate electricity

What is the mass, in kilograms of a large dog that weights 441 newton

What source provides most of the energy consumed in the United States?

One way to experimentally measure the heat capacity of a Styrofoam cup calorimeter would be to melt a known mass of ice in warm water and measure hte temperature change.

For which gases does the ratio of PV to RT equal a constant? A. gases of very low temperature B. real gases C. gases at very high pressure D. ideal gases

Calculate how many Calories would be found in a breakfast consisting of the following: two eggs two pieces of toast buttered with one tablespoon of butter one 9 oz glass of orange juice

What are the electron configurations of an electrically neutral atom of sodium, electrically neutral atom of neon, and electrically neutral atom of oxygen?