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LAKHMIR SINGH & MANJIT KAUR-ATOMS AND MOLECULES-Exercise
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- If one grams of sulphur contains x atoms, calculate the number of ato...
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- The mass of one atom of an element X is 2.0 xx 10^(-23) g. (i) Calc...
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- In a reaction, 5.3 g of sodium carbonate reacted with 6 g of acetic ac...
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