What is the molarity of the following solutions?
a.) 30 g of NaCl dissolved to make a 500 ml solution
b.) 45 g of H2SO4 in 300 ml of solution
c.) 12.5 g of NaHCO3 in 350 ml of solution
How many moles of solute are in each of the following solutions?
a.) 200 ml of 0.30 M CH3CO2H
b.) 1.50 liters of 0.25 M NaOH
c.) 750 ml of 2.5 M HNO3
How would you prepare 1 liter of a 7.5% (w/v) KBr solution?
How would you prepare 250 ml of a 0.10 M NaCl solution?
What is the percent concentration of the following solutions?
a.) 5.0 g of KCl in 75 ml of solution
b.) 15 g of sucrose in 350 ml of solution
How many ml of a 0.75 M HCl solution do you need to obtain 0.0040 moles of HCl?
RingerŐs solution is prepared by dissolving 8.6 g of NaCl, 0.30 g of KCl, and 0.33 g of CaCl2 in water and diluting to a volume of 1.0 liter. What is the molarity of each of the three components?
An old bottle of 12.0 M HCl has only 25 ml left in it. What is the HCl concentration if enough water is added so that the final volume is 525 ml?
How many ml of 0.150 M BaCl2 are needed to react completely with 35.0 ml of 0.200 M Na2SO4 ? How many grams of BaSO4 will be formed?