`0.45g` of an acid of mol. Mass 90 was neutralised by `20mL` of `0.54 N` caustic potash `(KOH)`. The basicity of acid is :

0.45 g of acid (mol. Wt. =90 ) was exactly neutralized by 20 ml of 0.5(M) NaOH . The basicity of the given acid is

100 mL solution of an acid (molar mass 82) containing 39 g acid per litre was completely neutralized by 95.0 mL of aqueous NaOH solution containing 40 g NaOH per litre. The basicity of acid is ……

1.25g of a solid dibasic acid is completely neutralised by 25mL of 0.25 molar Ba (OH)_2 solution. Molecular mass of the acid is :

0.98 g of a polybasic acid (molar mass 98) requires 30 mL of 0.5M Ba(OH)_(2) for complete neutralization. The basicity of acid is …………

100cm^3 of a solution of an acid (Molar mass =98 ) containing 29.4g of the acid per litre were completely neutralized by 90.0 cm^3 of aq. NaOH containing 20g of NaOH per 500cm^3 . The basicity of the acid is :

1.25g of a solid dibasic acid is completely neutralised by 25mL of 0.25 molar Ba(OH_(2)) solution. Molecular mass of the acid is:

0.1092 g of a dibasic acid is exactly neutralized by 21cm^(3) of 0.1N NaOH. Calculate the molecular mass of the acid.

What amount of heat will be released when(a) 0.1 mol of hydrochloric acid is neutralised by 0.1 mol of caustic soda solution (b) 0.2 mol of nitric acid is mixed with 0.2 mol of caustic soda solution?

100 cm^(3) of a solution of an acid (Molar mass =98) containing 29.4 g of the acid per litre were completely neutrazed by 90.0cm^(3) of aq. NaOH cotaining 20 g of NaOH per 500 cm^(3) . The basicity of the acid is

Fill in the blanks. a. 2.24 L ammonia at STP neutralised 100 mL of a solution of H_(2) SO_(4) . The molarity of acid is…….. b. The equivalent weight of a metal carbonate 0.84 g of which reacts exactly with 40 mL of N//2 H_(2) SO_(4) is ........ c. 1.575 g , of hydrated oxalic acid (COOH)_(2). nH_(2) O is dissolved in water and the solution is made to 250 mL On titration, 16.68 mL of this solution is required for neutralisation of 25 mL of N//15 NaOH . The value of water crystallisation, i.e., n , is............ d. 1 mL of H_(3) PO_(4) was diluted to 250 mL . 25 mL this solution requried 40.0 mL of 0.10 N NaOH for neutralisation using phenolphthanlen as indicator. The specific gravity of acid is.............. The density of 1.48 mass percent calcium hydroxide solution is 1.25 g mL^(-1) . The volume of 0.1 M HCl solution required to neutralise 25 mL of this solution is........