Q7-a)Calculate the mass of following.
i)4 mole of Al atom(at mass of Al-27)
ii)10 mole of sodium shulphite.
11) mole of urea CH N20
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(b) 4 moles of aluminium atoms(Atomic mass of aluminium = 27)? (c) 10 moles of sodium sulphite (Na2SO3)? Mole Concept and Molar Masses. What is the mass of ... NCERT Solution for Class 9 Science Chapter 3. 11 Qs Which of the following would contain the same number of atoms as 12g of magnesium? (At. wt: ...
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