Chemistry The method that cannot be used for removing permanent hardness of water is adding sodium carbonate adding caustic soda distillation boiling adding sodium carbonate adding caustic soda distillation boiling ANSWER DOWNLOAD EXAMIANS APP
Chemistry Gypsum is used for improvement of: Podsols Alkaline soils Acidic soils Saline soils Podsols Alkaline soils Acidic soils Saline soils ANSWER DOWNLOAD EXAMIANS APP
Chemistry Food cans are coated with tin and not with zinc because Zinc is costlier than tin Zinc is more reactive than tin Zinc is less reactive than tin Zinc has a higher melting point than tin Zinc is costlier than tin Zinc is more reactive than tin Zinc is less reactive than tin Zinc has a higher melting point than tin ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is not a derivative of barbituric acid Equanil Veronal Nembutal Amytal Equanil Veronal Nembutal Amytal ANSWER DOWNLOAD EXAMIANS APP
Chemistry The number of waves in n x 10th Bohr's orbit are n2 n-2 n3 n n2 n-2 n3 n ANSWER DOWNLOAD EXAMIANS APP
Chemistry The length of double bond is _______ than single bond Of same lenght Shorter Longer None of these Of same lenght Shorter Longer None of these ANSWER DOWNLOAD EXAMIANS APP
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