Chemistry What is the most common salt in sea water ? Calcium carbonate Magnesium sulphate Sodium chloride Potassium chloride Calcium carbonate Magnesium sulphate Sodium chloride Potassium chloride ANSWER DOWNLOAD EXAMIANS APP
Chemistry How many neutrons are there in 92U238 atom ? 146 92 238 330 146 92 238 330 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is not present in German-silver? Silver Zinc Nickel Copper Silver Zinc Nickel Copper ANSWER DOWNLOAD EXAMIANS APP
Chemistry The number of hydrogen bonds between guanine and cytosine in DNA is 3 4 1 2 3 4 1 2 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Commercial Vaseline is derived from Petroleum Plant gums Wool wax Coal tar Petroleum Plant gums Wool wax Coal tar ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is the strongest base in aqueous solution ? Ethylamine Diethylamine Triethylamine Ammonia Ethylamine Diethylamine Triethylamine Ammonia ANSWER DOWNLOAD EXAMIANS APP
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