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Subject: Science, asked on 26/12/16

short note on candle

Subject: Science, asked on 20/11/16


why is complete combustion less polluting?
 

Subject: Science, asked on 15/11/16

Can candle has a blue flame or not, if not why??

Subject: Science, asked on 24/10/16

​​Write the harmful effects of burning fuels, leading the evolution of harmful products.Write 6 points and explain each point.Please experts answer fast.

Subject: Science, asked on 21/10/16

What are the important characteristics of an ideal fuel?

Subject: Science, asked on 14/9/16

what happens to burning candles if we put them in a dish of baking soda in the bottom of a bowl and put vinegar on baking soda.(not to put it on candles)? why? 

Subject: Science, asked on 15/1/17

Explain flame and its different zone
 

Subject: Science, asked on 2/1/17

characterisitics of fuel

Subject: Science, asked on 2/1/17

why is hydrogen called as a future fuel?? (need about 300 words)

Subject: Science, asked on 18/12/16

Can we say striking of stone as slow combustion,give a reason for it ?

Subject: Science, asked on 15/12/16

Is water a combustible substance?

Subject: Science, asked on 14/11/16

which fuel when burnt gives pollution free environment

Subject: Science, asked on 31/10/16

what are the two most polluting zones of a candle flame?

Subject: Science, asked on 5/2/14

why is chemistry so hard

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