Chemistry Which of the following will replace hydrogen from acids to form salts ? S Ag P Na S Ag P Na ANSWER DOWNLOAD EXAMIANS APP
Chemistry The first organic compound synthesised in the laboratory was Lactic acid Urea Uric acid Glucose Lactic acid Urea Uric acid Glucose ANSWER DOWNLOAD EXAMIANS APP
Chemistry When a spoon is to be electroplated with nickel the spoon is Made cathode and a pure nickel red, the anode Coated with nickel sulphate and dried Made anode and a pure nickel rod, the cathode Dipped in a nickel sulphate solution Made cathode and a pure nickel red, the anode Coated with nickel sulphate and dried Made anode and a pure nickel rod, the cathode Dipped in a nickel sulphate solution ANSWER DOWNLOAD EXAMIANS APP
Chemistry The metal used to recover copper from a solution of copper sulphate is Na Ag Hg Fe Na Ag Hg Fe ANSWER DOWNLOAD EXAMIANS APP
Chemistry In arc welding, Argon is used because of its High calorific value Ability to lower the melting point of the metal High flammability Low reactivity with metal High calorific value Ability to lower the melting point of the metal High flammability Low reactivity with metal ANSWER DOWNLOAD EXAMIANS APP
Chemistry The alkaloid naturally found in coffee, cocoa and cola nut is Tannin Caffeine Morphine Cocaine Tannin Caffeine Morphine Cocaine ANSWER DOWNLOAD EXAMIANS APP
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