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Rus_ich [418]
3 years ago
8

I need help with this question please

Chemistry
1 answer:
KATRIN_1 [288]3 years ago
8 0

Answer:

hope this is correct

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Select 2-possible ointment bases. Select one or more:
fredd [130]

Answer:

The correct option is: c. petroleum jelly, d. Polyethylene glycol 4000/600 mixture                

Explanation:

Topical medications are used for the treatment of ailments and include ointments, gels, lotions creams etc. that can applied directly on the surface of the body i.e. skin.

An ointment base medication gets rapidly absorbed into the skin. Some of the examples of <u>ointment bases</u> include water-soluble bases: <u>polyethylene glycol</u>, hydrocarbon bases: <u>petroleum jelly</u>, paraffin wax.

7 0
3 years ago
A solid with a mass of Mgrams is melted by heating it. After a half-hour, the solid is
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Answer:

equal to M

Explanation:

The mass of the fully melted mass and the initial solid will be the same. So, the mass of the melt is equal to M.

Mass is the amount of matter contained within a substance. Since only the phase changed and the amount of matter is still the same, the mass of the molten phase and the solid phase will remain the same.

We are correct to say that in the heating process no mass was destroyed or added in melting the solid.

A simple phase change that preserved the mass only occurred.

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3 years ago
1 gallon is how many mm
leva [86]

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0.133681 (cubic foot)

Explanation:

6 0
2 years ago
If more solute can be dissolved in a solvent, the solution is
WARRIOR [948]

Answer:

the answer is unsaturated

Explanation:

A saturated solution contains more solute per volume of solvent than an unsaturated solution. The solute has dissolved until no more can, leaving undissolved matter in the solution. ... In a supersaturated solution, there is more dissolved solute than in a saturated solution.

7 0
3 years ago
The volume of a gas is 22.4 L when the pressure of the atmosphere is 1.00 atm. If the pressure is increased to 1.05 atm, without
andreyandreev [35.5K]

Answer:

b I think

explanation

they're all false tho

4 0
2 years ago
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