3.
How many moles are present in each of the following samples?
30 g of mes
b. 8.85 kg of Co,
7.5 x100 molecules of C.H.
Answers
Answered by
0
answer:
b) 8.85 kg of CO
mole= given mass/ molar mass
= 8850gm/ 28u
= 4425/ 14 moles
c) 7.5 ×100 molecules of CH
mole = no. of molecules/ NA
= 7.5 ×100/6.022×10^23
= 7.5×10^21/6.022
Mark me as brilliant
Similar questions