MCQ Chemistry?

5. How many hydrogen atoms are in one mole of ethanol, C2H5OH?
A. 1.00×1023
B. 3.61×1024
C. 5.00
D. 6.00
6. What is the coefficient for H2SO4(aq) when the following equation is balanced, using the
smallest possible integers?
__Mg3N2(s) + __H2SO4(aq) → __MgSO4(aq) + __(NH4)2SO4(aq)
A. 1
B. 3
C. 4
D. 7
2 answers 2