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Question and answer
Q: Which force among the dispersed particles of a colloid helps prevent heavy aggregates from forming? van der Waals forces gravitational attraction electrical attraction electrical
repulsion
A: . electric force is responsible for the repulsion between two positively-charged particles
Expert answered|Moja2013|Points 7|
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Asked 4/10/2013 8:00:20 AM
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Questions asked by the same visitor
Which sentence has a compound verb? A. Your brain helps you to take a test. B. Your brain has 100 billion nerve cells, which are called neurons. C. Your complex brain thinks and controls your breathing at the same time. D. Your brain, a very complicated organ, has many functions.
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Not Answered
Updated 346 days ago|11/11/2016 6:07:00 AM
1 Answer/Comment
The sentence with a compound verb is: Your complex brain thinks and controls your breathing at the same time.
Added 346 days ago|11/11/2016 6:07:00 AM
This answer has been confirmed as correct and helpful.
Confirmed by jeifunk [11/11/2016 9:21:22 AM]
A suspension is an example of a _____. homogeneous mixture solid-in-liquid solution heterogeneous mixture solution made of large particles
Question
Expert Answered
Updated 33 days ago|9/20/2017 2:17:52 PM
1 Answer/Comment

A suspension is an example of a: heterogeneous mixture.

Added 33 days ago|9/20/2017 2:17:52 PM
This answer has been confirmed as correct and helpful.
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