Question

what is the molarity of solution obtained by mixing 2.5 l of 0.5 M urea and 500 ml of 2M urea solution

Answer 1

hello friend
M =m'v'+m"v" / v'+v"
M=(0.5)(2.5)+(2)(0.5) / 2.5+0.5
M=1.25+1 / 3
M=2.25/3
M=0.75
Molarity of resultant solution is 0.75M