Which of the following is most important for absorption of heat radiated from the Sun as well as from the Earth?
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In the reaction H2O2 + Cl2 -----> 2HCl + O2, H2O2 acts as
What is the percentage of methane in biogas?
Uraninite is an ore/mineral of _______.
___________ is obtained by evaporation of sea.
Which drug is used for Pain Relief?
Which electron dot formula represents a polar molecule?
Which of the following is a natural polymer?