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sergejj [24]
3 years ago
7

Have a wonderful day folks and finish off the school year strong

Chemistry
2 answers:
Leokris [45]3 years ago
6 0

Answer:

Thanks

have a wonderful day too

God bless you

melomori [17]3 years ago
5 0

Answer:

you too man

Explanation:

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How many eggs are in 1 mole of eggs?
Pachacha [2.7K]

Answer:

I <em>believe</em> it is Avogadro's number: 6.022 × 10²³

Explanation:

One mole of a substance is equal to 6.022 × 10²³ units of that substance

4 0
3 years ago
What is the metal cation in K,SO,? (cation is pronounced cat-ion and refers to a positively charged ion)
slamgirl [31]

Answer:

Potassium cation = K⁺²

Explanation:

The metal cation in K₂SO₄ is K⁺². While the anion is SO₄²⁻.

All the metals have tendency to lose the electrons and form cation. In given compound the metal is potassium so it should form the cation. The overall compound is neutral.

The charge on sulfate is -2. While the oxidation state of potassium is +1. So in order to make compound overall neutral there should be two potassium cation so that potassium becomes +2 and cancel the -2 charge on sulfate and make the charge on compound zero.

2K⁺²  ,  SO₄²⁻

K₂SO₄

8 0
3 years ago
If the half-life of a sample of a radioactive substance is 30 seconds, how much would be left after 60 seconds? A. one-fourth B.
Basile [38]
m=m_{0}*(\frac{1}{2})^{\frac{60}{30}}\\\\&#10;m=m_{0}*(\frac{1}{2})^{2}\\\\&#10;m=\frac{1}{4}m_{0}

If the half-life of a sample of a radioactive substance is 30 seconds, how much would be left after 60 seconds? <span>A. one-fourth</span>
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3 years ago
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Which one would it be?
Verdich [7]

Answer:

it would be C! 0.0520 Km

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3 years ago
I need help with question 4
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The bat in my opinion...

3 0
3 years ago
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