Question

how many grams of acetylene (C2H2) are in 100L tank of Acetylene at STP?

Answer 1

do you know the answer so i can check if i am right??

Answer 2

116g

Answer 3

i got 108.3...but if you want to know how i worked it out let me know..

Answer 4

sure

Answer 5

\[n = \frac{ m }{M}\]
for any gas at (STP),
\[n = \frac{ v }{ M _{v} }\]
n=no. of moles
m=mass
M=Molar mass
v=volume
Mv=Molar volume of gas at STP only (24dm^3)

Answer 6

you would also have to know that 1L=1dm^3