Chemistry Ferrous sulphate is used in water treatment as a/an Reducing agent Adsorbent Coagulant aid Oxidizing agent Reducing agent Adsorbent Coagulant aid Oxidizing agent ANSWER DOWNLOAD EXAMIANS APP
Chemistry Green house effect is accelerated by All of these Increased transportation activity Deforestation Rapid industrialization All of these Increased transportation activity Deforestation Rapid industrialization ANSWER DOWNLOAD EXAMIANS APP
Chemistry Williamson's synthesis is widely used in the laboratory preparation of Alcohols Aldehydes Esters Ethers Alcohols Aldehydes Esters Ethers ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following elements is obtained from sea weeds ? Vanadium Sulphur Argon Iodine Vanadium Sulphur Argon Iodine ANSWER DOWNLOAD EXAMIANS APP
Chemistry Copper substances when exposed to air gains a green coating due to the formation of: CuSO4 CuCO3 Cu(OH)2 Cu(NO3)2 CuO CuSO4 CuCO3 Cu(OH)2 Cu(NO3)2 CuO ANSWER DOWNLOAD EXAMIANS APP
Chemistry The number of hydrogen bonds between guanine and cytosine in DNA is 2 4 1 3 2 4 1 3 ANSWER DOWNLOAD EXAMIANS APP
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