The molarity of a solution obtained by mixing $800mL$ of $0.5M$ $HCl$ with $200mL$ of $1M$ $HCl$ will be:

Q. The molarity of a solution obtained by mixing 750 $mL$ of $0.5MHCl$ with 250 $mL$ of $2MHCl$ will be :

Q. The molarity of a solution obtained by mixing 750 mL of 0.5M HCl with 250 mL of 2M HCl will be:
(IIT-JEE-2013)

Q. The molarity of a solution obtained by mixing $250ml$ of $0.5MHCl$ with $750ml$ of $2MHCl$ is:

Q. 100 mL of a 0.1 M HCl solution, 200 mL of a 0.2 M HCl solution, 300 mL of a 0.3 M HCl solution, 400 mL of a 0.4 M HCl solution and 500 mL of a 0.5 M HCl solution are mixed. 200 mL of this solution is diluted with 300 mL of water. What is the molarity of HCl in the resultant solution?