Question

If 1.0 gram of hydrogen reacts with 19.0 grams of fluorine, then what is the percent by mass of fluorine in the compound that is formed?

Answer 1

H2 + F2 -> HF
can you calculate it now

Answer 2

the atomic mass of hx2 and fx2 will give me the answer?

Answer 3

in this case it is so ( 1/20 = 5% and 19/20=95%)

Answer 4

ok so H2 + F2 -> HF
(1/20=5% and 19/20=95%)
is the whole equation and answer?

Answer 5

no answer is percentage H 5% and F 95 %