1. Calculate a) A solution contains 118.5 g KI per liter solution. Calculate the concentration in % w/v and % w/w. (Given the density of the solution at 25 OC is 1.078 g/mL). b) Methanol, CH3OH (32.0 g/mol) has a density of 0.79 g/mL. If 54.0 mL methanol is added with water to a volume of 500.0 mL, calculate the concentration of the methanol solution in a) percent v/v b) percent w/v c) molarity
1. Calculate a) A solution contains 118.5 g KI per liter solution. Calculate the concentration in % w/v and % w/w. (Given the density of the solution at 25 OC is 1.078 g/mL). b) Methanol, CH3OH (32.0 g/mol) has a density of 0.79 g/mL. If 54.0 mL methanol is added with water to a volume of 500.0 mL, calculate the concentration of the methanol solution in a) percent v/v b) percent w/v c) molarity
Chemistry
10th Edition
ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Chapter1: Chemical Foundations
Section: Chapter Questions
Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
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Transcribed Image Text:1. Calculate
a) A solution contains 118.5 g KI per liter solution. Calculate the concentration in
% w/v and % w/w. (Given the density of the solution at 25 0C is 1.078 g/mL).
b) Methanol, CH3OH (32.0 g/mol) has a density of 0.79 g/mL. If 54.0 mL methanol
is added with water to a volume of 500.0 mL, calculate the concentration of
the methanol solution in
a) percent v/v
b) percent w/v
C) molarity

Transcribed Image Text:14. What is the mass in milligrams of solute in:
a) 500 mmol of Mg0.
b) 2.92 L of 4.76 x 10-3 M H202.
c) 3.50 L of a solution that contains 21.7
ppm of SnCl2.
d) 587 ml of a solution contains 3.74 ppm of Pb(NO3)2,
While, calculate mass in grams of solute in:
e) 450 mL of 0.164 M KNO3.
f) 27.0 mL of 8.75 x 10-4 M benzoic acid (122 g/mol).
2021.10.13 17:48
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