Multiple ChoiceHard water often contains dissolved [Mg]2+ ions. Some laundry detergents contain sodium phosphate to soften hard water and to control acidity, thus making the detergent more effective. What solid product forms when aqueous solutions of sodium phosphate and magnesium chloride are combined?377views
Multiple ChoiceIn which of the following types of chemical equations will the spectator ions be included?369views
Multiple ChoiceWhat is the net ionic equation for the reaction between aqueous solutions of Li2CO3 and CaCl2?325views
Multiple ChoiceA solution containing calcium nitrate is mixed with one containing potassium sulfate to form a solution that is 0.0100 M in Ca(NO3)2 and 0.00250 M in K2SO4. Which of the following accurately describes what occurs when the new solution forms?877views
Open QuestionWhich of the schematic drawings best describes a solution of Li2SO4 in water? (for simplicity, the water molecules are not shown.)355views
Open QuestionSpecify what ions are present upon dissolving each of the following substances in water.396views