1. Sterile saline solutions containing sodium chloride, NaCl in H2O are often used in medicine. Calculate the mass percent of NaCl in solution by dissolving 9.20 g NaCl in 1000. g of distilled water. Atomic Mass: Na=23, Cl=35
1. Sterile saline solutions containing sodium chloride, NaCl in H2O are often used in medicine. Calculate the mass percent of NaCl in solution by dissolving 9.20 g NaCl in 1000. g of distilled water.
2. An automobile lead storage batteries contain 138 mL sulfuric acid, H2SO4 mixed with H2O to form 1.0 L solution. How many percent by volume of sulfuric acid is present in this solution of batteries? Atomic Mass: H=1, S=32, O=16
3. Hydrogen peroxide, H2O2 is a powerful oxidizing agent. It is used in concentrated solution in rocket fuels and in dilute solution as hair bleach. An aqueous solution of H2O2 is prepared by dissolving 166.43g H2O2 in H2O to form 500 mL solution. What is the molar concentration of the solution? Atomic Mass: H=1, O=16
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