According to Avogadro's law, 1 L of H2(g) and 1 L of O2(g) at the same temperature and pressure contain 1 mol of gas each
have the same molar mass
have the same mass
contain equal numbers of molecules

Pinene is an unsaturated hydrocarbon found in pine resin. if pinene has m+ = 136 and contains 1 double bond(s) and 2 ring(s); what is its molecular formula? enter the formula in the form ch first, then all other atoms in alphabetical order; do not use subscripts. the formula is case-sensitive