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creativ13 [48]
4 years ago
11

This is very helpful, but what is the best one?

Chemistry
1 answer:
Mice21 [21]4 years ago
8 0
Can you tell us what you mean and post the questions ?
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Convert 3.9 kcal into calories.
timama [110]

3.9 ~\text{kcal} = 3.9 \times 1000 ~ \text{cal} = 3900~ \text{cal.}

8 0
3 years ago
Why does algae grow in a lake
skad [1K]

Answer:

Light Exposure and Water Movement. Along with food, algae require the right amount of light to thrive. ... Filamentous algae will typically grow around the shoreline of a pond or lake because this is where the shallower water is.L

Hope that helps :)

5 0
3 years ago
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What happens to the gas particles in an an inflated ball when it gets a hole? why?
netineya [11]
The gas flows from higher concentration/pressure to lower concentration/pressure, which is outside the ball.
7 0
4 years ago
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Wskaż substancję, która ma największą zawartość procentową węgla w cząsteczce:
MrRa [10]

Answer: C2H4

Explanation:

The percentage composition of ethanol ( C2H5OH ) consist of 52.2% Carbon, Hydrogen of 13.0 and 34.8% of Oxygen.

The percentage composition of ethane gas (C2H6) consist of 80.0% carbon and 20.0% hydrogen.

The composition of Ethylene Glycols i.e C2H4(OH)2 is Carbon of 39.7%, 9.7% hydrogen and 51.6% oxygen.

The percent composition of c2h4 is 86% carbon, and 14% hydrogen.

From the information given, the substance with the highest percentage of carbon is C2H4

7 0
4 years ago
Can you make the particles of any of the substances stop moving?
ser-zykov [4K]

The particles cannot move around at all. The particles are, however, still in motion.

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