Science Help
Tuesday, 27 December 2011
Answer for the worksheet on balancing the chemical equation:
1)
2Mg
+ O
2
-->
2MgO
2)
N
2
+ 3
H
2
--> 2
NH
3
3) 2
Al
2
O
3
--> 4
Al + 3
O
2
4) Ca
+
2
H
2
O
-->
Ca(OH)
2
+ H
2
5) 4
NH
3
+ 5O
2
-->4NO + 6H
2
O
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