The answer is:
There are 732.24 grams of Dinitrogen Pentoxide in 6.78 moles of the same compound.Why?
The dinitrogen pentoxide, or nitrogen pentoxide, is a rare salt that consists of anion and cations, and it's an important compound when preparing some kinds of explosives.
So, to answer the question, first, need to look for the molecular formula of the dinitrogen pentoxide, then, use it to calculate the mass in gram of 6.78 moles of the same compound.
The dinitrogen pentoxide formula is:
Where, the molar mass of each element are:
Calculating the molar mass of the compound, we have:
Now, calculating what is the mass of 6.78 of , we have:
So, there are 732.24 grams of Dinitrogen Pentoxide in 6.78 moles of the same compound.
Have a nice day!
atomic mass = 39
number of neutrons = 20
number of protons= 19
electronic configuration = 1s2 2s2 2p6 3s2 3p6 4s1
the number of electron in first shell = 2
number of electrons in n=3 shell = 8