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Svetlanka [38]
3 years ago
14

They these

Chemistry
1 answer:
makkiz [27]3 years ago
4 0

Explanation:

For number 9. the answer is 668.23255199999

For number 10. the answer is 1029.7634968

For number 11. the answer is 856.7084

For number 12. the answer is 10.37559999999

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faust18 [17]

Answer: remove a H2 molecule from the left side of the equation

Explanation:

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3 years ago
Predict the products of the reaction below. That is, complete the right-hand side of the chemical equation. Be sure your equatio
Furkat [3]

Answer:

HNO₃ (aq) —> H⁺ (aq) + NO₃¯ (aq)

Explanation:

From the question given above

HNO₃ + H₂O —> ?

Nitric acid, HNO₃ reacts with water, H₂O to form aqueous solution of nitric acid as illustrated below:

HNO₃ + H₂O —> HNO₃ (aq)

Nitric acid is a strong acid and, so will ionised completely when dissolved in water. This is illustrated below:

HNO₃ (aq) —> H⁺ (aq) + NO₃¯ (aq)

6 0
3 years ago
ANSWER ASAP
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Answer:

4 orbits in the fourth period.

19 electrons in the atom from group 1 and fourth period.

Explanation:

Potassium has 19 electrons distributed in its 4 orbits

5 0
3 years ago
(ii) Electrons are supplied to the external circuit. How and where is this done?<br> [2]
pentagon [3]

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The electrons are supplied by the species getting oxidized. They move from anode to the cathode in the external circuit. The external battery supplies the electrons. They enter through the cathode and come out through the anode

7 0
3 years ago
Which of the following compounds is an electrolyte?
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Hope my answer would be a great help for you.    If you have more questions feel free to ask here at Brainly.
8 0
4 years ago
Read 2 more answers
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