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Triss [41]
3 years ago
5

What does a negative change in entropy indicate?​

Chemistry
1 answer:
const2013 [10]3 years ago
8 0

Answer: Hi there your answer would be

A negative change in entropy indicates that the disorder of an isolated system has decreased. For example, the reaction by which liquid water freezes into ice represents an isolated decrease in entropy because liquid particles are more disordered than solid particles.

Hope this helped

:D

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What type of reaction is required to bind two molecules of glycine together and release a molecule of water?​?
bulgar [2K]
<span>The glycine molecules can bind together and release a molecule of water by the process of condensation. Water would then be considered a by-product of the reaction. Condensation can also be seen when water in the air touches a container filled with cold liquid and you see water drops on the side of the glass.</span>
8 0
3 years ago
During an oil spill, oil coats the surface of the water, endangering sea life. Why doesn’t oil dissolve in ocean water
alexgriva [62]
Water forms a covalent bond and oil forms a noncovalent bond
6 0
3 years ago
You are balancing an ionic compound. Let's call it: AB.
rewona [7]

Answer:- A_3B_2

Explanations:- It is given that the charge for A is +2 and the charge for B is -3. The over all compound is neutral means the over all charge is zero. For making the over all charge zero, we need 3 positive ions and 2 negative ions. This makes a +6 charge for A and -6 charge for B and the over all charge is zero.

Also, if we think about the criss cross then charge of A becomes the subscript of B and the charge of B becomes the subscript of A.

So, the formula of the ionic compound is A_3B_2 . In this compound the ratio of A to B is 3:2.

The balanced equation could be shown as:

3A+2B\rightarrow A_3B_2



8 0
2 years ago
Ventilator should be kept in our room give reasons of science ​
Firlakuza [10]

Answer:

Ventilators are provided in the rooms at the top of the roofs because if the air inside the room gets hot, the hot air rises up and flows through these ventilators and thus cool air remains at bottom. Thus ventilators maintain conventional currents to keep the air fresh in the room.

Explanation:

7 0
2 years ago
Read 2 more answers
During an experiment, Jasmine observes light being produced from mixing 2 substances in a beaker. What does this evidence sugges
Lubov Fominskaja [6]

Answer: C. A Chemical Change

Explanation:

A chemical change is one that occurs when new substances are produced preceding a chemical reaction ( the  mixing  or combination of one substance  with another).

From the experiment by Jasmine, since light was produced from the mixture,  energy is being released which is due to a  chemical change.

4 0
3 years ago
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