Why we use potassium dichromate in control of absorbance in uv
region and copper sulphate in control of absorbance in visible
region?
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Any reaction can be reversed by applying potential. But, why can't we recharge the primary cell?
What is the monomer of polyethene?
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Cholesterol is a compound suspected of causing hardening of the arteries. The formula of cholesterol is C27H46O. a. A sample of cholesterol is isolated from the arterial lining of a 60-year-old American male. What is the formula of this compound? b. Cholesterol is extracted from a chicken’s egg. What is the formula of this compound?
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in Einstein's mass energy relation e=mc2 for what is c used or why is light required for reactions. Because the reactions are with help of neutrons
Why ph scale range is 14?
What is the purest form of water ?
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