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Damm [24]
3 years ago
5

Physical science is the study of

Chemistry
2 answers:
mezya [45]3 years ago
7 0

Answer:

b

Explanation:

mamaluj [8]3 years ago
6 0

Answer:

B

Explanation: All answers are true

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In the following atomic model, where does the strong nuclear force happen?
Bad White [126]

Answer:D(inside C)

Explanation:

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3 years ago
Why is water considered a pure substance and not a mixture?
Minchanka [31]
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1. A mixture of salt and iron filings has a mass of 4.5g. A student determined that the iron
Readme [11.4K]

Answer:

The answer to your question is: 66.7 % of Iron filings

Explanation:

Data

Mixture salt - iron filigs = 4.5 g

Iron filings mass = 3.0 g

Formula

Percent composition = (mass of solute/mass of solvent) x 100

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6 0
4 years ago
(a) How many moles of CO2 contain 2.42 ✕ 1024 molecules?
Vikki [24]
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4 0
3 years ago
Characterize the effect that changes will have on the vapor pressure (v.p.) and boiling point (b.p.) of a liquid by increasing t
dimulka [17.4K]

Answer:

Vapor pressure does not changes , Boiling point of liquid increases.

Explanation:

The external pressure creates the water molecules to move rapidly. The boiling point of liquid will increase as a result of external pressure induced on the surface of the liquid. The temperature must be kept constant to bring the liquid to boil.

7 0
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