A Student Is Designing an Experiment to Show the Effects

question 89

Multiple Choice

A student is designing an experiment to show the effects of the movement of water across a selectively permeable membrane. He places a highly concentrated saltwater solution into a bag that is permeable only to water. He then submerges the bag into a beaker of pure water. Which one of the following can be expected?

• A) The net flow of water will be from the bag to the surrounding water.
• B) The pH of the contents of the bag will increase over time.
• C) The volume of the bag will decrease over time.
• D) The net flow of water will be from the beaker into the bag, causing the contents of the bag to increase in volume.
• E) In this situation, the flow of water into the bag will never equal the flow of water out of the bag.

---

Definitions:

Data Analytics

The process of examining datasets to draw conclusions about the information they contain, using specialized systems and software.

Data Mining

The process of extracting useful patterns, correlations, and insights from large sets of data using statistical and machine learning techniques.

Salary Differentials

The variations in salary for similar jobs within the same sector or across different sectors, often influenced by geographical location, experience, education level, and the nature of the work.

Competitiveness

The ability of a company, region, or country to produce goods and services that meet the test of international markets while simultaneously maintaining or expanding the real incomes of its citizens.