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Vlada [557]
3 years ago
14

Does the production of a new gas by a substance represent a chemical property. Explain?

Chemistry
1 answer:
kompoz [17]3 years ago
4 0

Yes, because you made a new substance to make a gas.

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How many moles of HCl are present in 4.7 L of a 4.23 M HCl solution?
REY [17]

Hey There!

Volume = 4.7 L

Molarity = 4.23 M

Therefore:

n = M *V

n = 4.23 * 4.7

n = 19.881 moles of HCl

hope this helps!

6 0
3 years ago
How many moles are in 4.5 g of<br> Sodium Chloride, NaCl?
Sergeu [11.5K]

Answer:

The answer to the question is 0.07 moles

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2 years ago
Draw a mechanism for the first step of the reaction between methyllithium (CH3Li) and acetone. Then answer the two multiple choi
pogonyaev

Answer:

See the attached image

Explanation:

The first step is the production of the <u>carboanion</u> in the CH_3Li compound. We will get the <u>negative charge</u> on the methyl group and the <u>positive charge</u> in the Li atom.

Then the carboanion can <u>attack the acetone</u>. The double bond of the oxo group would <u>delocalized</u> upon the oxygen, generating a positive charge in the carbon that can be attacked by the carboanion formaiting a <u>new C-C bond</u>.

8 0
3 years ago
Balance this chemical equation
irina [24]

Answer:

3

Explanation:

On the left side we have 3 Calcium atoms and 6 fluorine atoms

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in the CaF2 molecules we already have 2 fluorine atoms so by multiplying with 3 we get 3 Ca and 6F

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2. It is estimated that for every person infected with the polio virus in an endemic country, there are 200 people at risk for c
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