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Roman55 [17]
3 years ago
8

Which element below could be an isotope of this atom?

Chemistry
1 answer:
Nookie1986 [14]3 years ago
7 0

Answer:

You kinda left out the atom being discussed.

But My guts tell me its Berrylium

Answer: "Beryllium – 10".

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Life can only be brought to you by
Nady [450]

Answer:

BY TRUMP

I DONALD TRUMP APPROVE THIS MESSAGE

Explanation:

5 0
3 years ago
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Balance the following oxidation-reduction reaction and indicate which atoms have undergone oxidation and reduction.
stealth61 [152]

You should research it on quizlet.

8 0
3 years ago
You need to prepare 100.0 mL of a pH=4.00 Get the buffer solution using 0.100 M benzoic acid (pKa = 4.20) and 0.140 M sodium ben
nikklg [1K]
Ok let me explain the procedure to you:
The buffer solution is like this:
pH = pKa + log [salt]/[acid] 4 = 4.20 + log [salt] / [acid] -0.20 = log [salt]/[acid]
If you <span>Solve for [salt]/[acid] This gives ratio of moles.
</span><span>Take amount of acid be x L and then amount of salt will be 0.1-x Now molarity*volume=number of moles
</span>I know that with this you will be able to get to the result. Hope this helps

8 0
3 years ago
Fluorine gas and water vapor react to form hydrogen fluoride gas and oxygen. What volume of hydrogen fluoride would be produced
mafiozo [28]

Answer:

Hi, the question is incomplete. However, the question is about the calculation of volume of a product when the volume of one of the reactants is provided.

9.587 cm^3

Explanation:

The balanced equation for the chemical reaction is shown below:

2F_{2(g)} + 2H_{2}O_{(g)} ⇒4HF_{(g)} + O_{2(g)}

In the chemical reaction above, 2 moles of water produced 4 moles of hydrogen fluoride. If 4.8 cm^3 of water were consumed, we can calculated the volume of hydrogen fluoride that would be produced as follow:

Using STP, 1 mole of gas has a volume of 22.4 L

Thus, 4.8 cm^3 = 0.0048 L is equivalent to 2.14*10^-4

since 2 moles of water produced 4 moles of hydrogen fluoride, therefore, 2.14*10^-4 would produced 2*2.14*10^-4 = 4.28*10^-4 moles

we can convert the moles to L by multiplying with 22.4

volume of hydrogen fluoride = 4.28*10^-4 * 22.4 = 0.009587 L = 9.587 cm^3

5 0
4 years ago
Read 2 more answers
ygyugygygggygygg................................................................................................................
Ahat [919]

please try to keep questions acedemic related

it does no good for questions like this to be on here when others need help, try to keep your questions..

  - Partained to the particular subject
  - presented in the correct language and maner
  - understandable and with all the information needed

no hard feelings, though this question and answer will be deleted by moderators soon so just keep all that in mind ^^

8 0
2 years ago
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