Chemistry CNG used in automobiles to check pollution, mainly consists of CO2 N2 H2 CH4 CO2 N2 H2 CH4 ANSWER DOWNLOAD EXAMIANS APP
Chemistry What is the element that is in the highest percentage in the composition of the earth ? Iron Silicon Oxygen Magnesium Iron Silicon Oxygen Magnesium ANSWER DOWNLOAD EXAMIANS APP
Chemistry The purest form of water is Rain water Tap water Ground water Distilled water Rain water Tap water Ground water Distilled water ANSWER DOWNLOAD EXAMIANS APP
Chemistry The water pollution in river is measured by the dissolved amount of Ozone Oxygen Chlorine Nitrogen Ozone Oxygen Chlorine Nitrogen ANSWER DOWNLOAD EXAMIANS APP
Chemistry An electric iron has a heating element made of : Nichrome Copper Zinc Tungsten Nichrome Copper Zinc Tungsten ANSWER DOWNLOAD EXAMIANS APP
Chemistry Brine refers to : Pure water Starch water Sweet water Salt water Pure water Starch water Sweet water Salt water ANSWER DOWNLOAD EXAMIANS APP
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