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dmitriy555 [2]
3 years ago
7

What is the correct formula for the

Chemistry
2 answers:
puteri [66]3 years ago
6 0

Answer:

PbCl2

Explanation:

Pb has a valency of 2

Cl has a valency of 1

During bonding, there will be an exchange of ions as shown below:

Pb^2+ + Cl^- —> PbCl2

Balance the equation by putting 2 in front of Cl-

Pb^2+ + 2Cl^- —> PbCl2

erastova [34]3 years ago
3 0

Answer:

A

Explanation:

cause its easy

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stepladder [879]

Answer:

33.5 grams of oxygen will be produced

Explanation:

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2 years ago
What is the name of this compound?<br><br> C6H6-<br> C=O-<br> H
ipn [44]

Answer: Benzaldahyde

Explanation: the C₆H₅- represents the substituted benzene ring and the

CHO should represent the functional group of aldehyde

8 0
3 years ago
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A mixture of 10 cm3 of methane and 10 cm3 of ethane was sparked with an excess of oxygen. After cooling to room temperature, thr
Tpy6a [65]
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3 years ago
16. Explain why antifreeze is used in vehicle radiators. Use your knowledge of the properties of
Fynjy0 [20]

Answer:

Antifreeze is whats used to keep your engine cool without freezing.

Explanation:

it keeps the engine from overheating.

It also prevents corrosion.

Here is a quote from google "Antifreeze works because the freezing and boiling points of liquids are “colligative” properties. This means they depend on the concentrations of “solutes,” or dissolved substances, in the solution. A pure solution freezes because the lower temperatures cause the molecules to slow down"

That quote is from "The Science Behind Antifreeze"

If you have any questions feel free to ask in the comments.

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3 years ago
Write a paragraph to explain the answer to the following prompt:
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