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IceJOKER [234]
3 years ago
12

When sugar is dissolved in water, there is hardly any increase in volume. Which characteristic of matter is illustrated by this

observation?
Chemistry
2 answers:
bulgar [2K]3 years ago
8 0
Yes, there is no increase in volume because the space present between the atoms of water is occupied by the sugar.
Kay [80]3 years ago
3 0

Answer:

Explanation:

When Sugar is dissolved in water the energy is given off when the slightly polar sucrose molecules form intermolecular bonds with the polar water molecules. This will reduce the volume of the sugar atom, which will not show significant increase of volume.

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Answer:

0.0036265350669622

Explanation:

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3 years ago
Can someone pls help me I will mark you as brain
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Answer:

Both Options C and D are appropriate.

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3 years ago
A sample of a gas in a rigid cylinder with a movable piston has a volume of a lamp then .2 L at STP. What is the volume of this
Gnoma [55]

<u>Answer:</u> The new volume of the gas is 0.11 L

<u>Explanation:</u>

To calculate the volume when temperature and pressure has changed, we use the equation given by combined gas law.

The equation follows:

\frac{P_1V_1}{T_1}=\frac{P_2V_2}{T_2}

where,

P_1,V_1\text{ and }T_1 are the initial pressure, volume and temperature of the gas

P_2,V_2\text{ and }T_2 are the final pressure, volume and temperature of the gas

At STP:

The temperature at this condition is taken as 273 K and the pressure at this condition is taken as 1 atm or 101.3 kPa.

We are given:

P_1=101.3kPa\\V_1=0.2L\\T_1=273K\\P_2=202.6kPa\\V_2=?\\T_2=300K

Putting values in above equation, we get:

\frac{101.3kPa\times 0.2L}{273K}=\frac{202.6kPa\times V_2}{300K}\\\\V_2=\frac{101.3\times 0.2\times 300}{273\times 202.6}=0.11L

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On a piece of paper, draw the structure of 3-heptyne. now describe the structure you have drawn:
mezya [45]

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The formula of 3-heptyne is as follows.

                   C_{7}H_{12}

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C. It blocks pathogens from getting inside the body.

Explanation:

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