List two metals that will lose electrons to Pb2+

Explanation for basic character?

Reactions in cells take place at about a. 40°c b. 0° c. 100°c d. 60°c

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