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Katarina [22]
3 years ago
6

Will mark brainliest. Anyone willing to do this?

Chemistry
1 answer:
Norma-Jean [14]3 years ago
7 0

Answer:

ACTIVITY 1

Sample 1 has a stronger taste of lemon, and is more sour.

Sample 2 has a sweeter taste, my guess is because there's more sugar:lemon juice ratio.

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An electric kettle uses electrical energy to boil water. Energy from the electricity is transferred to the water, heating it up.
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Answer:

Since energy can’t be created or destroyed, and water loses potential energy when it freezes to form ice. The energy remains electrical but then changes to kinetic when Enough energy is released.

Explanation:

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Which of the following is used in pencils?
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1st answer:  A. Graphite

2nd answer:  B.  Mercury

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The specific heat of copper is 0.385 j/(g · °c). if 34.2 g of copper, initially at 24.0°c, absorbs 4.689 kj, what will be the fi
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4 years ago
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Copy and complete the concept map using the following:
lapo4ka [179]

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a) Alkali

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3 years ago
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Answer: I learned about this in school

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Its very easy

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