Question

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Answer 1

1) h2 + o2 ----- h2o

2) c+o2------ co2

3) 2c+o2 ------ 2(co)

4) 4na+o2----- 2na2o

5) s8+8(o2)------8(so2)

6) 2(mg)+o2------- 2(mgo)+ heat+ light

7)cl2+ h2------2(hcl)

8) na+h2o ----- naoh + h2 (gas)

9) n2+o2 ---- 2(no)