What weighs more mass or volume

How does a scientist the government? a. the scientist tells people in society what to do. b. the scientist determines the policies that the government spends money on. c. the scientist provides unbiased information to the government. d. the scientist makes laws based on his or her research results.

Which of the following is always a reactant in a combustion reaction? oxygen nitrogen hydrogen carbon

At 300 mm hg, a gas has a volume of 380 l, what is the volume at standard pressure