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madam [21]
3 years ago
10

What happens to the temperature of the liquid in a cup of water when come of the water evaporates?

Chemistry
1 answer:
Alenkinab [10]3 years ago
3 0

Explanation:

When some of the water evaporates then it means that molecules of water has absorbed heat from the surroundings and liquid state of water turns into vapour state.

Therefore, a cooling effect is observed because heat of surrounding molecules has decrease due to absorbtion by water molecules.

Hence, temperature will decrease as cooling effect is observed.

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is it a b c or d Help please i'll mark you the brainlest no links seriously it's not helpful This graph depicts the motion of a
konstantin123 [22]

Option D

The car is accelerating, because if it were at rest you wouldn't see the line, and if the car was going at constant speed (forwards or backwards) then the line would be straight.

<em>Have a luvely day!</em>

7 0
3 years ago
Read 2 more answers
How many atoms are there in 10.2 moles of Phosphorous?​
nikdorinn [45]

There are 2.06 x 10²⁴ atoms

<h3>Further explanation </h3>

The mole is the number of particles (atoms, molecules, ions)contained in a substance

1 mol = 6.02.10²³  particles

Moles can also be determined from the amount of substance mass and its molar mass

  • number of atoms :

\tt 10.2\times 6.02\times 106{23}=2.06\times 10^{24}

5 0
3 years ago
How many seconds in the school year? (One school year is 180 days long.) Please show your work, and report your answer with the
Masja [62]

Answer:

259200

Explanation:

multiply 180×24×60

259,200 seconds

8 0
3 years ago
Read 2 more answers
What quantity of potassium phosphate, in grams, is required to prepare 500.0 ml of solution where you the concentration of potas
Readme [11.4K]

Answer: 3.54

Explanation:

You're forgetting to divide by 3 for the 3 moles of potassium that are in potassium phosphate.

Potassium Phosphate= K3PO4

3 0
3 years ago
Which object gives off heat?
nadezda [96]

Answer:

Flashlight

Explanation:

A flashlight gives out heat

hope this helps...

7 0
3 years ago
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