5. (. a) 3.68 x 1025 How many nitrogen atoms are there in a 346 g sample of pure ammonia (NH3, 17.031 g/mol)? b) 2.0 x 1025(3k0 ) 5.00 x 1022 d) 2.15 x 1025 prmla 22.5 ) olrdo muizastoq lo amsig ynom woll ot

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