Question

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Answer 1

Answer:

1. a... 2. b ( eq mass = molar mass /valency so here eq mass is 10 and valency is 2 so molar mass is 20 and it for metal oxide , Oxygen molar mass is 16 then molar mass of metal oxide is 20+16= 36) ,.... 3.option C ,,,,,,..... 4.d,... 5. b