Raising the temperature of a gas will increase its pressure if the volume of the gas
a. and the number of particles are increased.
b. is increased, but the number of particles is constant.
c. and the number of particles are constant.
d. is constant, but the number of particles is reduced.

Specific heat refers to the amount of heat required to change 1 gram of a substance by degree(s) celsius

Which of the following compounds would be primarily ionic? methane, ch4, ammonia nh3, calcium chloride, cacl2, or carbon dioxide, co2

Which of the following conditions lead you to see an absorption line spectrum from a cloud of gas in interstellar space? the cloud is extremely hot. the cloud is visible primarily because it reflects light from nearby stars. the cloud is cool and lies between you and a hot star. the cloud is cool and very dense, so that you cannot see any objects that lie behind it.