Answers

2016-01-19T14:27:20+05:30
You may show C cycle, H2O cycle, Acid rain project chemical plant or generate electricity from citric acids
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2016-01-19T19:30:03+05:30
U can show:
1)condensation.
2)filter paper process.
3)ph value of acids and bases using litmus paper.
4)capillary action.
5)effects os sodium bicarbonate or carbon monoxide.
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