QUIZ WITH 100% CORRECT ANSWERS| 2024
Introduction to General Organic and Biological Chemistry with Lab-Mueller > Unit 3
What is the mass/volume % concentration of a solution that consists of 5 grams of sugar dissolved in a solution with a volume of 140 ml?
0.28%
0.0357%
28%
I took 20 ml of a 7 % NaCl solution and added water to bring the
total volume of the solution to 100 ml. The resulting solution has
a concentration of 1.4 %. This process is known as:
condensatio
n
concentrati
on solution
The osmolarity of a 1 M NaCl solution would be: 3 Osm/L
1 Osm/L
4 Osm/Ldilution 5.9%0.0063%
Determine the % mass/mass concentration for a solution of 61 g of salt dissolved in 970 g of water.
0.0059%
6.3%
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Always remember to add up the total grams on the bottom for mass/mass
% and be sure to multiply by 100% in the last step. The answer is 5.9%.
A particular solution for administering glucose to patients with low glucose levels is 10% mass/volume glucose in water. Which