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blagie [28]
3 years ago
9

Explain how the fire spreading from tree to tree provides a model for conduction.

Chemistry
1 answer:
Inessa05 [86]3 years ago
6 0

the fire spreading is what represents the form of heat transferring from one atom to another within an object and direct contact

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Why is boiling water a physical change
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Boiling water is an example of a physical change and not a chemical change because the water vapor still has the same molecular structure as liquid water (H2O).

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Select the statements that describe a method which can be used to make a buffer. (A) Partially neutralize a strong acid solution
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Answer:

B) Add appropriate quantities of weak acid and its conjugate base to water.

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A buffer solution is made by a weak acid and its conjugated base or a weak base and its conjugated acid.

If you add a weak acid to water, you can adjust the pH of the buffer solution by adding a strong base.

If ypu add a weak base to water, you can adjust the pH of the buffer solution by adding a strong acid.

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