Microbial limit of aluminum hydroxide gel for total viable count is less than
(a) 10 / ml (b) 100/ml (c) 500/ ml (d) 1000 / ml​

A mixture of CO and CO_2 having a volume of 30 mL is mixed with x " mL of " O_2 and electrically sparked. The volume after explosion is (20+x) mL under the same condition. What would be the residual volume if 45 " mL of " the original mixture is treated with aueous NaOH? (a). 10 mL (b). 20 mL (c). 30 mL (d). mL

Volume of 0.1M KMnO_(4) solution required to oxidise 20ml of 0.5M of H_(2)O_(2) solution in presence of H_(2)SO_(4) is? (A) 80ml, (B)40ml (C)20ml (D) 10ml

On mixing 10mL of acetone with 50mL of chloroform the total volume of the solution is

To strengthen 400ml of 15% alcohol solution to 32% alcohol solution,a pharmacist would need additional pure alcohol amounting to 50ml b.75ml c.100ml d.125ml

Calculate the normality of HCl solution whose 500 ml is utillised to neutralise the 1500 ml of (N)/(10) NaOH solution.

What mass of sodium hydroxide must be dissovled in 500 mL of solution so that the strength of the solution may be 10 g/L ?

Two samples of HCl of 1.0 M and 0.25 M are mixed. Find volumes of these samples taken in order to prepare 0.75 M HCl solution. Assume no water is added. (I) 20 mL, 10 mL (II) 100 mL, 50 mL k (III) 40 mL, 20 mL (IV) 50 mL, 25 mL

A: 10ml of liquid A mixed with 20ml of liquid B total volume of solution is 30 ml. R: A and B will ideal solution.

On mixing 10 mL of acetone with 40 mL of chloroform,the total volume of the solution is