What Is the Concentration of Hcl in the Final Solution
What is the concentration of HCl in the final solution when 65 mL of a 12 mol L-1 HCl solution is diluted with pure water to a total volume of 0.15 L?
A)2.8 × 10-2 mol L-1
B)5.2 mol L-1
C)28 mol L-1
D)5.2 × 103 mol L-1
How many millilitres of a 9.0 mol L-1 H2SO4 solution are needed to make 0.35 L of a 3.5 mol L-1 solution?
A student prepared a stock solution by dissolving 10.0 g of KOH in enough water to make 150.mL of solution.She then took 15.0 mL of the stock solution and diluted it with enough water to make 65.0 mL of a final solution.What is the concentration of KOH for the final solution?
A)0.274 mol L-1
B)0.356 mol L-1
C)2.81 mol L-1
D)3.65 mol L-1
How many millilitres of a stock solution of 13.1 mol L-1 would be needed to prepare 0.500 L of 0.500 mol L-1 ?