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(i) Calculatethe total number of electrons present in one mole of methane.(ii) Find(a) the total number and (b) the total mass of neutrons in 7 mg of14C. (Assumethat mass of a neutron = 1.675 × 10–27kg).(iii) Find (a) the total number and (b) the totalmass of protons in 34 mg of NH3at STP. Willthe answer change if the temperature and pressure are changed? |
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Answer» (i) Calculate (ii) Find (Assume
Will |
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