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 Form 3 Chemistry Questions and Answers on The Mole

(NH4)2HPO4 is a fertilizer used by farmers to boost their crop production. a).Calculate the mass of phosphorous in a 20 kg packet of (NH4)2HPO4 (N =14.0;H = 1.0;P = 31.0;O = 16.0) b).State one advantage of the fertilizer, (NH4)2HPO4 ,over urea CO(NH2)2
(KCSE 2018 paper 1 question 27.)

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