Refer to the Figure Shown

question 49

Multiple Choice

Refer to the figure shown. Assume that the two pistons have the same mass and move without friction, the center membrane in the diagram is permeable only to water, and solutes are shaded according to concentration (the darker the shading, the higher the concentration) .
The piston on the left would move upward if the membrane were permeable to only _______ and the solution on the left was _______ and the solution on the right was _______.

• A) Na⁺; 1 M Na⁺; 3 M Cl^‒
• B) Cl^‒; 1 M Cl^‒; 3 M Na⁺
• C) water and Na⁺; 2 M Cl^‒; 3 M Na⁺
• D) Ca²⁺; 1 M Na⁺; 3 M Ca²⁺

---

Definitions:

Gross Profit

The financial gain made after subtracting the cost of goods sold from the total revenue generated from sales.

Accounts Receivable Turnover

A financial ratio that measures how frequently a company collects its average accounts receivable balance in a period.

Days' Sales

A measure of the average number of days it takes a company to collect revenue after a sale has been made, often used in understanding liquidity.

Average Accounts Receivable

The average amount of money owed to a company by its customers over a specific period.