A phone company offers two monthly plans. Plan A costs $8 plus an additional $0.20 for each minute of calls. Plan B costs $23 plus an additional $0.15 for each minute of calls.

Explanation for basic character?

Amixture with the same composition throughout is!

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