HURRY PLEASE HELP!! The combustion of methane begins with 1 carbon atom and 4 hydrogen atoms in the compound CH4 How many hydrogen atoms will be found as a product?
A. 3
B. 4
C. 1
D. 2

Which statement is true according to the kinetic theory? a. molecules of different gases with the same mass and temperature always have the same average density. b. molecules of different gases with the same mass and temperature always have the same average volume. c. molecules of different gases with the same mass and temperature always have the same pressure. d. molecules of different gases with the same mass and temperature always have the same molecular mass. e. molecules of different gases with the same mass and temperature always have the same average kinetic energy.