if you carried a balloon with the volume of 452cm3 at the standard pressure with you during a dive where the pressure increased to 2.6 atm, what would be the new volume of the ballon be?

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

Explanation for basic character?

Which sentence about particles in matter is true? a. atoms are present in solids and liquids but not in gases. b. the particles of matter are in constant motion. c. the same kinds of atoms are found in different elements. d. when a solid changes to a liquid, the sizes of the particles change.