When a substance is heated, it gains thermal energy. Therefore, its particles move faster and its temperature rises. When a substance is cooled, it loses thermal energy, which causes its particles to move more slowly and its temperature to drop.

4 0

3 years ago

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Convert 9.90km to mm

sukhopar [10]

Answer:

9900000

add 20 LeTtErS or mOrE

3 0

3 years ago

How many moles are there in 5.699 liters of neon gas at STP? Express your answer with the appropriate significant figures and un

Svetradugi [14.3K]

Answer:

The number of moles: 0.25442 moles

Explanation:

One mole of Neon gas will occupy 22.4 at STP.

5.699L consists of $\frac{5.699}{22.4}$ = 0.25442 moles.

4 0

3 years ago

Does anyone have geometry on edg ??!!!

AfilCa [17]

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3 0

2 years ago

I wont graduate. Why can light be treated like a particle?​

I wont graduate. Why can light be treated like a particle?