Question

identify balanced chemicial equation from the following
1) C+O2 = CO2
2) H2 + O2 = H20
3) 2PBO + C= PB+ CO2
4) FE2O3 + 2AL = AL2CO3 + 2FE


(selcet correct option)
a) all of above are balanced
b) (1) (3) and (4) balanced
c) (1) and (4) are balanced
d) (1) (2) and (3) and balanced
plz correct answer plz

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Answer 1

(1) and (4) are balanced...