Reflection occurs with light waves only, not sound or water waves.

How many peaks will be present in a mass spectrum for brcl?

How many atoms or molecules are there in a mole of a substance?

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