Calculate the amount of sodium hydroxide present in 100 mL of 0.1(M) NaOH solution.

Calculate the weight of sodium hydroxide present in 200ml of 0.5 M solution.

Calculate the amount of heat released when: (i) 100 mL of 0.2 M HCl solution is mixed with 50 mL of 0.2 M KOH. (ii) 200 mL of 0.1 M H_(2)SO_(4) is mixed with 200 mL of 0.2 M KOH solution.

Calculate the weight aof anhydrous sodium carbonate present in 200 mL of 0.2 M solution.

Calculate the weight aof anhydrous sodium carbonate present in 200 mL of 0.2 M solution.

A branded tooth paste contains 0.754 g sodium in form of sodium monofluoroortho phosphate (Na_(3)PO_(4)F) in 100 mL solution. Calculate the amount of Na_(3)PO_(4)F present in 100 mL of solution.

Calculate the weight of NaOH present in 500ml of 0.2 M NaOH solution.

Calculate the weight of NaOH present in 500 ml of 0.5 N solution.