Question

Answer to AP chem question

Answer 1

C4H8

Step-by-step explanation:

M(CF2) = M(C) + 2M(F) = 12.0 + 2*19.0 = 50.0 g/mol

M(unknown)/M(CF2) = 200.4 g/mol /50.0 g/mol = 4

So we need to take CF2 4 times.

C4H8