Question

what is the gloomy picture at home of the dead soldiers ?​

Answer 1

Answer:

I don't knowg of na2co3.xh2o are present in 500 ml of solution. if this solution is diluted by water such that volume of solution become 1l. 100 ml of dilute solution is completely neutralised by 10 ml of 1 m hcl. the value of x is