Chemistry Atomic number is the number equal to Electrons Protons None of these Neutrons Electrons Protons None of these Neutrons ANSWER DOWNLOAD EXAMIANS APP
Chemistry The addition of gypsum to portland cement helps in : Rapid setting of cement Preventing rapid setting of cement Reduction in the cost of cement Increasing the strength of cement Rapid setting of cement Preventing rapid setting of cement Reduction in the cost of cement Increasing the strength of cement ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following is not a cause for present global warming and climate change ? Methane emission Deforstation Carbondioxide emission CFC emission Methane emission Deforstation Carbondioxide emission CFC emission ANSWER DOWNLOAD EXAMIANS APP
Chemistry Helium is added to the oxygen supply of deep sea divers because it is Less soluble in blood than nitrogen at high pressure Lighter than nitrogen Readily miscible with oxygen Less poisonous than nitrogen Less soluble in blood than nitrogen at high pressure Lighter than nitrogen Readily miscible with oxygen Less poisonous than nitrogen ANSWER DOWNLOAD EXAMIANS APP
Chemistry Acid rain is caused by SO2 and NO2 SO2 and particulates NO2and particulates CO2and CFCs SO2 and NO2 SO2 and particulates NO2and particulates CO2and CFCs ANSWER DOWNLOAD EXAMIANS APP
Chemistry The nuclear particles which are assumed to hold the nucleons together are positrons neutrons electrons mesons positrons neutrons electrons mesons ANSWER DOWNLOAD EXAMIANS APP
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