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Stels [109]
3 years ago
10

State 3 characteristics of a temporary physical change​

Chemistry
1 answer:
Tcecarenko [31]3 years ago
5 0

Explanation:

Some characteristics of a physical change are:

Temporary in nature.

Does not affect the internal structure of a substance, only the molecules are rearranged.

No new substance is formed.

Most of the physical changes are reversible. We can obtain the substance back even after the change

plzzzz mark me as brainliest

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A kayak travels in a lake at an average speed of 35 m/min. If the perimeter of the lake
DanielleElmas [232]

Answer: 4 hours

Explanation:

It takes the kayak 1 minute to travel 35 meters.

Divide the total (8400m) by the amount of meters per minute (35m)

\frac{8400m}{35m} =240minutes

Now convert into hours. (Remember that 1h has 60min)

240min(\frac{1h}{60min})=4h

6 0
3 years ago
Which of the following is true about a carbonated soft drink?. . The carbon dioxide is the solvent, and water is the solute.. .
V125BC [204]

Answer:

The water is the solvent and the Carbon Dioxide is the Solute

Explanation:

The Carbon Dioxide is being dissolved into the Water. Solute is what is being dissolved, Solvent is what is doing the dissolving

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Pls I need this fast.
icang [17]

Explanation:

HCl(aq)+ NaOH(aq)→NaCl(aq)+H2O(l) ..

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What is the binding energy of a mole of nuclei with a mass defect of 0.00084<br> kg/mol?
lana [24]

Answer:

7.56 x 10^13 J/mol

Explanation:

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Hope this helps -Paige

7 0
3 years ago
List and discuss at least 4 reasons why a laboratory should operate using GLP.
Drupady [299]

Answer:

The list and discussions are stated below:

Explanation:

Good Laboratory Practice (GLP) is extremely important.

1. Organization

With GLP we can guarantee an organized work environment, which is essencial in a laboratory.

2. Safety

GLP promotes laboratory safety for personell, avoiding unecessary risks and preventing accidents.

3. Quality control

GLP ensures that experiments made and products developed in a laboratory have the demanded quality.

4. Reliability of results

GLP promotes quality of results reporting, wich directly influences the reliability of results.

7 0
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