Calculate the molarity and mole fraction of acetone in a 1.00 m solution of acetone in...
Calculate the molarity and mole fraction of acetone in a 1.00 m solution of acetone in ethanol. (density of acetone=.788 g/ml; density of ethanol =.789 g/ml) assume the volume of acetone and ethanol add.
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Calculate the molarity and mole fraction of acetone in
a 1.00 m solution of acetone in...
"calculations only" 1. How would you prepare a 25% m/m NaOH solution in methanol (CH3OH m.m...
"calculations only" 1. How would you prepare a 25% m/m NaOH solution in methanol (CH3OH m.m =0.79 g/cm3). 2. How would you prepare a solution of 0.10 mole fraction of glucose (C6H12O6 ) in water? 3. Calculate the molarity and mole fraction of acetone in a 1.00 m solution of acetone (C3H6O) in ethanol (C2H6O). Density of acetone= 0.788 g/mL; Density of ethanol 0.789 g/mL. Assume volumes are additive.
4a Calculate the molarity of an aqueous solution of sodium perchlorate with a solute mole fraction...
4a Calculate the molarity of an aqueous solution of sodium perchlorate with a solute mole fraction of 0.081 and a density, ρ = 1.078 g/mL. Report your answer to THREE significant figures. 4b Calculate the molarity of a 41.2% by mass aqueous solution of copper (I) sulfate with a density, ρ = 1.177 g/mL. Report your answer to THREE significant figures. 4c Calculate the mole fraction of the solute of a 4.211 m aqueous solution of cadmium (II) bromide with...
D Question 40 15 pts Calculate the mole fraction, molarity and molality of NH3 if it...
D Question 40 15 pts Calculate the mole fraction, molarity and molality of NH3 if it is in a solution composed of 30.6 g NH3 in 81.3 g of H20. The density of the solution is 0.982 g/mL and the density of water is 1.00 g/mL. (The molar mass for NH3 is 17 and 18 for H20). Answers are to be shown to 3 significant digits (X.XX or 0.XXX or XXX) 1. The mole fraction for NH3 is 2. The...
Calculate the molality, molarity, and mole fraction of FeCl3 in a 21.6 mass % aqueous solution...
Calculate the molality, molarity, and mole fraction of FeCl3 in a 21.6 mass % aqueous solution (d = 1.280 g/mL). molality _______ m molarity _______M mole fraction ________
A chemist combined chloroform (CHCI3) and acetone (C3H6O) to create a solution where the mole fraction of chloroform
A chemist combined chloroform (CHCI3) and acetone (C3H6O) to create a solution where the mole fraction of chloroform, Xchloem, is 0.219. The densities of chloroform and acetone are 1.48g/ml, and 0.791 g/ml, respectively. Calculate the molarity of the solution.Calculate the molality of the solution.
An aqueous solution has a mole fraction of 0.068 KOH. What is the molarity of the...
An aqueous solution has a mole fraction of 0.068 KOH. What is the molarity of the solution? Assume that the density of the solution is 1.15 g/mL.
A solution is prepared by dissolving 28.4 g of glucose (C6H12O6) in 1.00 x 102 mL...
A solution is prepared by dissolving 28.4 g of glucose (C6H12O6) in 1.00 x 102 mL of acetone (C3H6O) at 25 °C. The final volume of the solution is 118 mL. The density of glucose and acetone are 1.54 g/mL and 0.785 g/mL, respectively. Calculate the following quantities: a.) Molarity b.) Molality c.) Mass Percent d.) Mole Fraction
Calculate the molality, the molarity, and the mole fraction of NH_3 in an 13.50 mass %...
Calculate the molality, the molarity, and the mole fraction of NH_3 in an 13.50 mass % aqueous solution (d = 0.9651 g/mL). m M mole fraction
Be sure to answer all parts. Calculate the molality, the molarity, and the mole fraction of...
Be sure to answer all parts. Calculate the molality, the molarity, and the mole fraction of NH3 in an 17.80 mass % aqueous solution (d = 0.9651 g/mL). m? M? mole fraction?
Calculate the mole fraction of phosphoric acid (H3PO4) in a 25.4% (by mass) aqueous solution. (Assume...
Calculate the mole fraction of phosphoric acid (H3PO4) in a 25.4% (by mass) aqueous solution. (Assume 750 mL of solution.) What is the molarity of the solution? What is the molality? (At 20 ° C, the density of phosphoric acid is 1.1462 g/mL and the density of water is 0.99823 g/mL.)
D Question 40 15 pts Calculate the mole fraction, molarity and molality of NH3 if it is in a solution composed of 30.6 g NH3 in 81.3 g of H20. The density of the solution is 0.982 g/mL and the density of water is 1.00 g/mL. (The molar mass for NH3 is 17 and 18 for H20). Answers are to be shown to 3 significant digits (X.XX or 0.XXX or XXX) 1. The mole fraction for NH3 is 2. The...
Calculate the molality, the molarity, and the mole fraction of NH_3 in an 13.50 mass % aqueous solution (d = 0.9651 g/mL). m M mole fraction
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