Chemistry The human body is made up of several chemical elements; the element present in the highest proportion (65%) in the body is hydrogen oxygen carbon nitrogen hydrogen oxygen carbon nitrogen ANSWER DOWNLOAD EXAMIANS APP
Chemistry Cement containing excess amount of lime Becomes more strong Is quick setting Cracks during setting Is slow setting Becomes more strong Is quick setting Cracks during setting Is slow setting ANSWER DOWNLOAD EXAMIANS APP
Chemistry When iron rusts, its weight First increases and then decreases Increases Decreases Remains the same First increases and then decreases Increases Decreases Remains the same ANSWER DOWNLOAD EXAMIANS APP
Chemistry Oxygen has (+) oxidation number only in H2O (2) C12O OF2 N2O H2O (2) C12O OF2 N2O ANSWER DOWNLOAD EXAMIANS APP
Chemistry An emulsion is a colloid of a Gas in a solid Liquid in a liquid Liquid in a gas Gas in a liquid Gas in a solid Liquid in a liquid Liquid in a gas Gas in a liquid ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following elements is least likely to be found in commercial fertilisers? Nitrogen Silicon Phosphorous Potassium Nitrogen Silicon Phosphorous Potassium ANSWER DOWNLOAD EXAMIANS APP