If a procedure calls for 26.0 ml of concentrated HCl, what are the mass and moles of HCl actually used in the reaction?
1. How many mL of concentrated HCl would be necessary to prepare 50.0ml of a 10.0 % HCl solution?
2. Concentration HCl acid is listed as 38.0% w/w. What is the other 62.0% of the concentrated HCl solution?