Chemistry The metal used to recover copper from a solution of copper sulphate is Fe Ag Hg Na Fe Ag Hg Na ANSWER DOWNLOAD EXAMIANS APP
Chemistry Nitrogen is an essential constituent of all : Carbohydrates Fats Vitamins Proteins Carbohydrates Fats Vitamins Proteins ANSWER DOWNLOAD EXAMIANS APP
Chemistry Non-stick kitchenwares are coated with Teflon Silicon Graphite PVC Teflon Silicon Graphite PVC ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which substance is used to retard the setting action of cement? Na2O + K2O CaSO4, 2H2O CaO Al2O3 Na2O + K2O CaSO4, 2H2O CaO Al2O3 ANSWER DOWNLOAD EXAMIANS APP
Chemistry In vulcanisation process, rubber can be hardened by adding Sulphur Silicon Nitrogen Alcohol Sulphur Silicon Nitrogen Alcohol ANSWER DOWNLOAD EXAMIANS APP
Chemistry Suspension particles have the size between 10–8 – 10–10cm 10–1 – 10–2 cm 10–2 – 10–4 cm 10–5 – 10–7cm 10–8 – 10–10cm 10–1 – 10–2 cm 10–2 – 10–4 cm 10–5 – 10–7cm ANSWER DOWNLOAD EXAMIANS APP
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