Chemistry The acid rain destroys vegetations because it contains Carbon monoxide Nitric acid Sulphuric acid Ozone Carbon monoxide Nitric acid Sulphuric acid Ozone ANSWER DOWNLOAD EXAMIANS APP
Chemistry Maximum permissible concentration of copper in drinking water in mg/L is 0.05 2 0.01 1 0.05 2 0.01 1 ANSWER DOWNLOAD EXAMIANS APP
Chemistry The addition of gypsum to portland cement helps in : Rapid setting of cement Preventing rapid setting of cement Increasing the strength of cement Reduction in the cost of cement Rapid setting of cement Preventing rapid setting of cement Increasing the strength of cement Reduction in the cost of cement ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is the strongest base in aqueous solution ? Diethylamine Ethylamine Ammonia Triethylamine Diethylamine Ethylamine Ammonia Triethylamine ANSWER DOWNLOAD EXAMIANS APP
Chemistry Sour taste of lemon is due to the presence of which of the following ? Acetic acid Citric acid Formic acid Oxalic acid Acetic acid Citric acid Formic acid Oxalic acid ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following elements is an example of noble gas ? Chlorine Hydrogen Helium Nitrogen Chlorine Hydrogen Helium Nitrogen ANSWER DOWNLOAD EXAMIANS APP
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