Chemistry Who is known as the 'father of modern chemistry' John Dalton Robert Boyle Antoine Lavoisier Democritus John Dalton Robert Boyle Antoine Lavoisier Democritus ANSWER DOWNLOAD EXAMIANS APP
Chemistry Copper substances when exposed to air gains a green coating due to the formation of: CuO CuSO4 CuCO3 Cu(OH)2 Cu(NO3)2 CuO CuSO4 CuCO3 Cu(OH)2 Cu(NO3)2 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Hard water and soft water can be distinguished by using Detergent Dilute acid Ordinary soap Liquid soap Detergent Dilute acid Ordinary soap Liquid soap ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is a commercial source of energy? Dried dung Natural gas Sun Agricultural waste Dried dung Natural gas Sun Agricultural waste ANSWER DOWNLOAD EXAMIANS APP
Chemistry The sewage obtained from water closets and urinals is known as Sullage Sanitary waste Garbage Industrial waste Sullage Sanitary waste Garbage Industrial waste ANSWER DOWNLOAD EXAMIANS APP
Chemistry Water gas is the combination of CO and H2O CO2and H2 CO2 and CO CO and H2 CO and H2O CO2and H2 CO2 and CO CO and H2 ANSWER DOWNLOAD EXAMIANS APP
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