Textbook QuestionA mouthwash contains 22.5% (v/v) alcohol. If the bottle of mouthwash contains 355 mL, what is the volume, in milliliters, of alcohol?345views
Textbook QuestionWhat is the difference between a 5.00% (m/m) glucose solution and a 5.00% (m/v) glucose solution?390views
Textbook QuestionWhat is the difference between a 10.0% (v/v) methanol (CH₄O) solution and a 10.0% (m/m) methanol solution?323views
Textbook QuestionCalculate the mass/volume percent (m/v) for the solute in each of the following: a. 75 g of Na₂SO₄ in 250 mL of Na₂SO₄ solution400views
Textbook QuestionCalculate the grams or milliliters of solute needed to prepare the following: c. 250. mL of a 10.0% (v/v) acetic acid solution332views
Textbook QuestionA dilute aqueous solution of boric acid, H₃BO₃ is often used as an eyewash. How would you prepare 500.0 mL of a 0.50% (m/v) boric acid solution?404views
Textbook QuestionWhat is the mass/volume percent concentration of the following solutions? a. 0.078 mol KCl in 75 mL of solution b. 0.044 mol sucrose (C₁₂H₂₂ O₁₁) in 380 mL of solution348views
Textbook QuestionHow many moles of each substance are needed to prepare the following solutions? a. 50.0 mL of 8.0% (m/v) KCl (MW=74.55g/mol) b. 200.0 mL of 7.5% (m/v) acetic acid (MW=60.05g/mol)278views
Textbook QuestionA patient receives 100. mL of 20.% (m/v) mannitol solution every hour. b. How many grams of mannitol does the patient receive in 12 h?333views
Textbook QuestionA patient needs 100. g of glucose in the next 12 h. How many liters of a 5% (m/v) glucose solution must be given?459views
Textbook QuestionNalorphine, a relative of morphine, is used to combat withdrawal symptoms in heroin users. How many milliliters of a 0.40% (m/v) solution of nalorphine must be injected to obtain a dose of 1.5 mg?276views
Textbook QuestionAn 80-proof brandy is a 40.% (v/v) ethanol solution. The 'proof' is twice the percent concentration of alcohol in the beverage. How many milliliters of alcohol are present in 750 mL of brandy? (9.4)251views
Textbook QuestionA solution is prepared with 70.0 g of HNO₃ and 130.0 g of H₂O. The HNO₃ solution has a density of 1.21 g/mL. (9.4) b. What is the total volume, in milliliters, of the solution?241views
Multiple ChoiceHow many mL of ethanol are contained in a 750.0 mL bottle of wine that contains 11.0% (v/v) of ethanol?272views1rank
Multiple ChoiceCalculate the grams of solute needed to prepare the following:450 mL of a 2.0% m/v KOH solution.220views1rank
Multiple ChoiceWhat is the mass/volume percent concentration of the following solutions:0.075 mol sucrose (C12H22O11) in 270 mL of solution.267views1rank
Multiple ChoiceThe pain reliever ibuprofen is sold as an oral suspension for children 2-11 years of age. How many milligrams would you obtain in a 2.7 tsp dose if it contains 100 mg per 5 mL? (1 tsp = 5 mL)130views1rank