3 years ago

How do you know the difference between a compound and mixture?

1 answer:

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Answer:

A compound can only be seperated through chemical means while a mixture are formed when two substances are added together without chemical bonds being formed.

Explanation:

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Scientific knowledge can withstand the test of time because A. exceptions can be made regarding scientific laws. B. it is open t

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B. It is open to change as new evidence or data is discovered. If scientists discover new evidence, they must modify their theories to conform with the new data.

A. is incorrect. Scientific laws are so well established that there can be no exceptions.

C. is incorrect. A scientific theory is the collective judgement of scientists as to the best explanation for a phenomenon. A new observation may require modification of the theory.

D. is incorrect. Advancements in technology can provide new evidence that requires new explanations.

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3 years ago

Read 2 more answers

For Mn3+, write an equation that shows how the cation acts as an acid.

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An acid is a compound which will give H+ ions or H3O^+ ions

the reaction will be

$[Mn(H_{2}O )_{6} ^{+3} +H_{2}O --> [MnOH(H_{2}O)_{5}]^{+2} + H_{3}O^{+}$