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Question 25 What volume of 2.5 M NaCl solution contains exactly 58.44 g of NaCl? O...
What is molarity of a solution prepared by dissolving 4.65 g NaCl (FM = 58.44 g/mol) in enough water to make 275 mL of NaCl solution?
A 1.000 L solution contains 0.5844 g NaCl (molar mass 58.44 g/mol) and 7.455 g KCl (molar mass 74.55 g/mol), both strong electrolytes. The concentration of Cl− ions in this solution is (A) 0.1000 mol/L (B) 0.1100 mol/L (C) 0.2000 mol/L (D) 1.000 mol/L (E) 1.100 mol/L
17. What volume of 0.345 M NaCl solution is needed to obtain 10.0 g of NaCl? 18 How many milliliters of a 0.0015 M cocaine hydrochloride (C17H22ClNO4) solution is needed to obtain 0.010 g of the solute? 19.. A solution having an initial concentration of 0.445 M and the initial volume of 45.0 mL is diluted to 100.0 mL. What is its final concentration? 20. A 50.0 mL sample of salt water that is 3.0% m/v is diluted to 950...
What volume of a 2.00 M solution will contain 14.0 g of NaCl? What volume of 1.00 M Mg(NO3)2 is required, to make 500. mL of 0.500 M Mg(NO3)2 ?
Calculate the Kf of a solvent when 50.0 g of NaCl (58.44 g/mol) is dissolved in 250.g of solvent and lowers the freezing point by 6.36°C. (Assume that the solute completely dissociates.) O 0.68 °C/m O 1.36 °C/m O 1.86 °C/m O 0.93 °C/m
How many grams of NaCl (1 molar mass = 58.44 g/mol) are required to make 350 mL of a 1.25 M NaCl solution
A 0.300 M solution of NaCl that contains 0.150 mole of NaCl would have a volume, in mL, of Group of answer choices 5.00 × 103 mL 0.045 mL 5.00 × 102 mL 45.0 mL
Determine the amount in grams of NaCl that exists in 35.8 g of a solution that contains 2.05 % NaCl by mass. What is the molarity of a solution prepared by dissolving 22.5 of Ba(NO3)2 into 457 ml of water? Use the volume of water given as the volume of solution. Exactly 17.0 mL of a H2SO4 solution was required to neutralize 45.0 mL of 0.235 M NaOH. What was the concentration of the H2SO4 solution? Given: H2SO4 (aq) +...
A 115-ml sample of an 8.2 M NaCl solution is diluted to 3.0 L. What volume of the diluted solution contains 12.8 g of NaCl? (Hint: Figure out the concentration of the diluted solution first.) Express your answer using two significant figures. Please explain how you got the answer, thank you!
what volume in mL of 3.50 M FeCl3 contains exactly 100. g of FeCl3? the molar mass of FeCl3 is 162.3g