NAT I Medical Chemistry With Answers

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NAT I Medical Chemistry

Sr. # Questions Answers Choice
1 1 mole of CH4 contains 6.02 x 10<sup>23</sup> atoms of H 4 g-atom of hydrogen 1.81 x 1023 molecules of CH<sub>4</sub> 3.0 g of carbon
2 Which of the following has least mass? 2 gram atom of nitrogen 3 x 10<sup>23</sup> atoms of C 1 mole of S 7.0 g of Ag.
3 What quantity of limestone (CaCO3) on heating will give 56 kg of CaO? 1000 kg 56 kg 44 kg 100kg
4 The percentage of oxygen in NaOH is 40 60 8 10
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