Chemistry Helium is added to the oxygen supply of deep sea divers because it is Less poisonous than nitrogen Less soluble in blood than nitrogen at high pressure Readily miscible with oxygen Lighter than nitrogen Less poisonous than nitrogen Less soluble in blood than nitrogen at high pressure Readily miscible with oxygen Lighter than nitrogen ANSWER DOWNLOAD EXAMIANS APP
Chemistry Silicon is a Semiconductor Nonconductor Insulator Conductor Semiconductor Nonconductor Insulator Conductor ANSWER DOWNLOAD EXAMIANS APP
Chemistry Nitrification is the biological process of converting Ammonia into N2 Ammonia into nitrite N2 into nitrate N2into nitrite Ammonia into N2 Ammonia into nitrite N2 into nitrate N2into nitrite ANSWER DOWNLOAD EXAMIANS APP
Chemistry Type metal used in printing press is an alloy of Lead and zinc Lead and copper Lead and bismuth Lead and antimony Lead and zinc Lead and copper Lead and bismuth Lead and antimony ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which metal is extracted from sea water? Aluminium Potassium Magnesium Beryllium Aluminium Potassium Magnesium Beryllium ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following minerals is found in Monazite sand ? Sodium Uranium Potassium Thorium Sodium Uranium Potassium Thorium ANSWER DOWNLOAD EXAMIANS APP
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