Answer: 1st one is 1 N2 + 3 H2 > 2 NH3
2nd one is 2 KCLO3 > 2 KCL+3 O2
3rd one is 2 NaCL + 1 F2 > 2 NaF+CL2
> are the arrows
The numbers in front of the other numbers are the coefficient.
The numbers behind the numbers are the exponents.
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