Calculate the formula weight of the following compounds
A. NO2
B. glucose (C6 H12 O6)
C. NaOH
D. Mg(OH2)
E. methanol (CH3 OH)
F. PCl3
G. K2 CO3
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A. NO₂= 14+2(16)= 14+32= 46
B. C₆H₁₂O₆= 6(12) + 12(1) + 6(16) = 72+12+96= 180
C. 23+16+1= 40
D. 24+2(16) + 2= 58
E. 12+3+16+1= 32
F. 31+3(35.5)= 137.5
G. 2(39) + 12+ 3(16)= 138
B. C₆H₁₂O₆= 6(12) + 12(1) + 6(16) = 72+12+96= 180
C. 23+16+1= 40
D. 24+2(16) + 2= 58
E. 12+3+16+1= 32
F. 31+3(35.5)= 137.5
G. 2(39) + 12+ 3(16)= 138
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