Ques:Q: The boiling points of liquid also correlate to the strength of which forces? Choices: - centrifugal - supramolecular - gravitational - intermolecular A:

Ans:intermolecular
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Ques:Q: What is the basic unit of matter? Choices: - neutrons - calories - ions - atoms A:

Ans:atoms
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Ques:Q: What is it that surrounds cells and serve to keep the insides separated from the outsides? Choices: - inner membranes - abundant membranes - similar membranes - biological membranes A:

Ans:biological membranes
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Ques:Q: The electrochemical potential across a membrane determines the tendency of an ion to do what? Choices: - attach to the membrane - move away from the membrane - destroy the membrane - cross the membrane A:

Ans:
cross the membrane
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