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145.0 moles of CaCO3 is dissolved in 5.0 L of water, what is the concentration of...
16.1 moles of a solute are dissolved in 100 L of water. What is the concentration in molarity?
QUESTION 31 A solution was made by dissolving 26.5g of Na2CO3 in 500.0 mL of water. What is the molality of this solution? (1.0g of water -1.0 ml of water) 11 Na23.6C128016 OA 0.25 m OB. 0.25 M OC 0.5M OD 0.5 m E. None of above QUESTION 32 Molarity (M) of a solution varies with O A Pressure O Temperature OC Partial pressure D. Both A and B OE. Both A and C QUESTION 33 Which of the following...
5.0 moles of lead(II) nitrate are dissolved in 1.55 L of water. Calculate the molarity of the solution.
12. Molarity, M, is defined as A. moles of solute dissolved in 1 mol of solvent. B. moles of solute dissolved in 1 kg of solvent. C. moles of solute dissolved in 1 L of solvent. D. moles of solute dissolved in 1 L of solution. E. moles of solute dissolved in the solution. 13. What volume of 2.50 M NaOH (40.00 g/mol) contains 0.100 mole of NaOH? A. 0.250 L D. 0.250 mL B. 40.0 mL E. 0.0400 mL...
a. If a titration of a sample of HCl dissolved in water required 33.56 mL of 0.0358 M NaOH, how many moles of HCl were in the sample? b. What is the molarity of a solution that results from dissolving 0.895 g of Na2CO3 in 50 mL of water, then diluting the mixture by a factor of 1:25?
SOLUTIONS (Molarity, Molality) SECTION 9) What is the molarity [MJof a solution that is made by dissolving 2.00 moles of solute in 300. mL of solution? 10) What is the molarity of the solution when 0.400 moles of copper sulfate dissolves in 0.200 liters of solution? 11) What is the molarity of solution when 16.88g of sodium chloride is dissolved in water to a total volume of 1000.00 ml? What is the mass percent of 10.0 grams Mg (NO3)2 dissolved...
What is the molarity of Na when 100.0 mol of Na2SO4 is dissolved in 20.00 L of water. (Assume the volume of solution equals the volume of water.) What is the molarity of SO42- when 100.0 mol of Na2SO4 is dissolved in 20.00L of water. (Assume the volume of solution equals the volume of water.) How many moles of sulfuric acid are in 300.0 mL of 2.00 M H2SO4(aq) What volume (in mL) of 5.00 M HCl(aq) contains 10.0 mol...
Need help with these both please Two aqueous soiutions are prepared in which one contains 0.275 moles of the nonvolatile so glucose (ClO dissolved in 2500.00 g of water and the other solution contains 0.275 moles of the nonvolatile solute CaCI, dissolved in 2500.00 g of water. Describe how each of the colligative properties listed below would be affected for each of these solutions (for each olatile solut 4. is a decrease or an increase then identify which of the...
Concentration is the amount of solute dissolved in a certain amount of solution: concentration of a solution=amount of soluteamount of solution Solution concentrations are usually given as one of the following: Mass percent (m/m)—the mass of the solute in grams for exactly 100 g of solution Volume percent (v/v)—the volume of solute in exactly 100 mL of solution Mass/volume percent (m/v)—the mass of solute in grams for exactly 100 mL of solution Molarity (M)—the number of moles of solute in...
a. What is the new % (m/v) concentration when water is added to 25.0 mL of 20.0% (m/v) NaOH to make 300.0 mL of a diluted NaOH solution? b. What is the new molarity of the solution when water is added to 125.0 mL of 2.50 M NaOH to make 300. mL of a diluted NaOH solution?