Mr(C3H6) = 12*3 + 1*6 = 42
W(C) = Ar(C) *n / Mr(C3H6) *100% = 12 * 3 / 42 *100% = 86%
W(H) = Ar(H) *n / Mr(C3H6) *100% = 1 * 6 / 42 *100% = 14%
Mr(C3H6) = 12*3 + 1*6 = 42
W(C) = Ar(C) *n / Mr(C3H6) *100% = 12 * 3 / 42 *100% = 86%
W(H) = Ar(H) *n / Mr(C3H6) *100% = 1 * 6 / 42 *100% = 14%