MCQs
Total Questions : 50
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Answer: Option B. -> heterogeneous mixture
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Answer: Option C. -> neutral
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Answer: Option A. -> chemical bond
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Answer: Option A. -> Biochemistry
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Answer: Option D. -> H2O
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Answer: Option C. -> 434.4g
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Answer: Option D. -> physical and chemical changes in living organisms
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Answer: Option D. -> number of protons and neutrons
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Answer: Option B. -> 6.022 * 10²³ particles
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Answer: Option C. -> Ca+2
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