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disa [49]
2 years ago
9

The actual number of pennies in a jar is 218. You miscounted and came up with 215 pennies. What is your percent error?

Chemistry
1 answer:
Katyanochek1 [597]2 years ago
6 0

Answer:

3%

Explanation:

Substract the actual error from the final and multiply by 100

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Halppp can anyone come up with a slogan for anti smoking
PtichkaEL [24]

Answer:

"Your Choice: Liberation From Your Own Choices or Continue the Choice That Decreases Your Liberation."

Explanation:

Liberation is the freeing or release from something restraining you. In this case, smoking holds you back from doing the things you used to do.

It's not that creative, but I hope this is good enough for you! :D (don't smoke)

5 0
2 years ago
What is the mass of 8.90 moles of magnesium chloride, MgCl2?
Mazyrski [523]
<span>(8.90/95.211) =0.09347 moles</span>
3 0
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Which is an element?<br> A: H20<br> B: NaCl<br> C: Mg<br> D: CO
Talja [164]
The answer is option D "CO." Co also known as Cobalt is the 27th element on the periotic table. It was discovered in <span>1735, it's boiling point is 3200 k.</span>

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Electrons: 27

Hope this helps!

3 0
2 years ago
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marissa [1.9K]

Answer:

1.034 L

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8 0
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How long is a half life for carbon 14?
babunello [35]

Answer:

half-life of 5,700 ± 40 years

Explanation:

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2 years ago
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