Module 5 Practice Test

A student reports on an atom that has 7 protons, 7 neutrons, and 8 electrons. What is wrong with the student's report?

• nothing
• The numbers should all match.
• Protons should match electrons.
• Electrons should match neutrons.

Two atoms have he same number of neutrons but different numbers of protons. Do they belong to the same element?

• Yes
• No

The element sulfur is comprised of all atoms that have 16 protons. How many neutrons are in sulfur-33?

• 16
• 17
• 33
• 8
• 32

How many total atoms are in one molecule of

• 11
• 22
• 33
• 34
• 242

Tags

NGSS.HS-LS1-6

Which of these are molecules?

• a
• b
• c
• d

Boiling water is an example of what kind of change?

• physical change
• chemical change
• molecular change
• atomic change

Two solutions of different solute concentration are separated by a membrane. After 1 hour, the solutions are of equal concentrations and the water levels are the same as when the experiment started. What is this an example of?

• diffusion
• osmosis
• dissolution
• compound mixture

What is the chemical formula for the products?

• 
• 
• 
• 

How many of each reactant are involved in the reaction below?

• 
• 
• 
• 

Tags

NGSS.HS-PS1-7

What components are necessary for photosynthesis to occur at a rate where the plant can sustain itself? (4)

• water
• chlorophyl
• carbon dioxide
• sunlight
• indirect light

Tags

NGSS.HS-LS1-5