Question

How many atoms of hydrogen in .266 grams of propane?

Answer 1

Answer on Question#37388 - Chemistry - Inorganic Chemistry

One molecule of propane (C₃H₈) contains 8 atoms of Hydrogen.

Number of hydrogen atoms in 0.266 grams of propane is:

$$N(H) = 8*(0.266/44)*6.022*10^{23} = 2.912*10^{22}$$

Answer: 2.912*10²²