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Q. Which one of the following is the important ore magnesium?
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Q. The chemical formula of the laughing gas is
Q. Which of the following is a protein?
Q. Which of the following one of the following contributes largely to the 'green house effect'
Q. Which one of the following noble gases is not found in atmosphere?
Q. The principle of black hole was enunciated
Q. Which one of the following is considered as a cell within a cell?
Q. Find the linear momentum of a photon of energy 6 × 10^-20 J.
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