7th Semester 2 Review

Front

The chemical formula for Al₂(SO₄)₃. How many atoms of aluminum (Al) are in the chemical formula?

Back

2

Front

In the chemical formula Al₂(SO₄)₃, how many atoms of sulfur (S) are present?

Back

3

Front

How many atoms of oxygen (O) are in the chemical formula Al₂(SO₄)₃?

Back

12

Front

In the formula NH₄Cl, what is the total number of atoms involved?

Back

6

Front

The formula for glucose is BaSO₄. How many elements does glucose contain?

Back

3

Front

Did a chemical change take place in any of the substances?

Back

A chemical change occurred only in substance 2.

Front

The graph represents the motion of a car. What is the average speed of the car?

Back

10 km/min

Front

Two students created a table. Which statement accurately describes the information in the table?

Back

Student A listed examples of speed, and Student B listed examples of velocity.

Front

Maggie Takes Path A and Lucy Takes Path B. They both travel at a speed of 3 miles/hour. What is true of their motion?

Back

Lucy's displacement was the same as Maggie's velocity.

Front

The motion graph shows the distance traveled by a cyclist over 15 seconds. Which area on the graph shows the cyclist moving away from the starting point?

Back

A