stock solution to a 100.0 mL volumetric flask and diluting to mark. What is the molarity of this dilute solution? Final answer should be in 3 sig figs

A 100.0-mL solution containing 0.500 moles of NaCl is mixed with 200.0 mL of water. What is the molarity of the resulting solution?

You may want to reference (Pages 306 - 308) Section 9.5 while completing this problem. Part A Determine the volume, in milliliters, required to prepare each of the following diluted solutions. 23.0 mL of a 0.250 M KNO3 solution from a 6.50 M KNO3 solution Express your answer with the appropriate units. HÁ Value Units Submit Request Answer Part B 28.0 mL of a 2.50 M H2SO4 solution from a(n) 12.4 M H2SO4 solution Express your answer with the appropriate units. HA ? Value Units

If 151 mL of a solution of HCl are diluted to 853 mL of 0.100 M HCl, what is the molarity of the original HCl solution? Enter only the numeric value for your answer (no units).