Chemistry Helium is added to the oxygen supply of deep sea divers because it is Readily miscible with oxygen Lighter than nitrogen Less soluble in blood than nitrogen at high pressure Less poisonous than nitrogen Readily miscible with oxygen Lighter than nitrogen Less soluble in blood than nitrogen at high pressure Less poisonous than nitrogen ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following elements is least likely to be found in commercial fertilisers? Potassium Silicon Phosphorous Nitrogen Potassium Silicon Phosphorous Nitrogen ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is the main nitrogenous waste in humans ? Urea Uric Acid Ammonium Nitrate Ammonia Urea Uric Acid Ammonium Nitrate Ammonia ANSWER DOWNLOAD EXAMIANS APP
Chemistry Glycol is used to manufacture which of the following ? Nylon Artificial silk Terylene Rubber Nylon Artificial silk Terylene Rubber ANSWER DOWNLOAD EXAMIANS APP
Chemistry Vinegar made by fermentation from cane sugar contains Citric acid Lactic acid Acetic acid Palmitic acid Citric acid Lactic acid Acetic acid Palmitic acid ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following contains maximum percentage of carbon ? Wrought iron Cast iron Stainless steel High speed steel Wrought iron Cast iron Stainless steel High speed steel ANSWER DOWNLOAD EXAMIANS APP
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