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Amanda [17]
4 years ago
6

How much electrons are present in MnO4-

Chemistry
1 answer:
kenny6666 [7]4 years ago
4 0
The correct answer is 5
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What cells have dna and cytoplasm​
Ne4ueva [31]

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Eukaryotic cells and prokaryotic

Explanation:

They have dna and cytoplasm

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What are the significant figures in 250?
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The significant figures are 2 and 5 in 250.
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Convert the following to Celsius<br> 16) 100° K<br> 17) 200° K<br> 18) 273° K<br> 19) 350ºK
Mnenie [13.5K]

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OH really

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3 years ago
What type of reaction is  Zn + 2HCl &gt; ZnCl2 + H2
Dmitry [639]
 this is the answer is 


Zn<span> + </span>HCl<span> = </span>ZnCl2<span> + </span>H2 <span> </span>
3 0
4 years ago
Read 2 more answers
Help me please!!!!!!
Bingel [31]

Answer:

CH₄ + 2O₂ –> CO₂ + 2H₂O

The coefficients are: 1, 2, 1, 2

Explanation:

CH₄ + O₂ –> CO₂ + H₂O

The above equation can be balance by as follow:

CH₄ + O₂ –> CO₂ + H₂O

There are 4 atoms of H on the left side and 2 atoms on the right side. It can be balance by writing 2 before H₂O as shown below:

CH₄ + O₂ –> CO₂ + 2H₂O

There are 2 atoms of O on the left side and a total of 4 atoms on the right side. It can be balance by writing 2 before O₂ as shown below:

CH₄ + 2O₂ –> CO₂ + 2H₂O

Now, the equation is balanced.

The coefficients are: 1, 2, 1, 2

7 0
3 years ago
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