Multiple ChoiceWhat is the molarity of CaCl_2 when 1.92 mol of CaCl_2 is dissolved in water to form 515 mL of solution?41views
Multiple ChoiceWhich unit listed below is commonly used to express the concentration of a solution in chemistry?51views
Multiple ChoiceWhat is the molarity of a solution containing 4.2 moles of NaCl dissolved in 2.3 L of solution?50views
Multiple ChoiceWhat is the molar concentration of sulfate ions (SO_4^{2-}) in a 0.150 M Na_2SO_4 solution?50views
Multiple ChoiceHow many liters of a 2.18 M solution can be prepared using 200.0 g of K_2S (potassium sulfide)?42views
Multiple ChoiceWhat is the molarity of a solution prepared by dissolving 3.09 moles of NaCl in 1.50 L of solution?47views
Multiple ChoiceWhat mass (in g) of NH_3 must be dissolved in 475 g of methanol to prepare a 0.250 m (molal) solution?48views
Multiple ChoiceHow many millimoles (mmol) of KOH are present in 33.4 mL of 0.500 M KOH solution?43views
Multiple ChoiceWhich of the following best describes the difference between molarity and molality?39views
Multiple ChoiceWhat is the molarity of a solution prepared by dissolving 8.0 g of CaO in enough water to make 0.20 L of solution? (Molar mass of CaO = 56.08 g/mol)40views