A) covert 0.330g to moles by dividing by molar mass of P2O5 .. Let's call this Y moles
B) 1 mole of anything contains the Avogradro Number of molecules
So here it is 6.02 x 10^23 x Y molecules
C) work out how many atoms in each molecule 2P + 5O total 7
So multiply answer to B by 7 to get final answer
Answer:
The vertical line indicating bonds breaking
Explanation:
Answer:
The mass of O₂ that will be needed to burn 36.1 g B₂H₆ is 125.29 g.
