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Oliga [24]
3 years ago
11

What is the hydronium ion concentration of a solution whose pH is 4.12?

Chemistry
1 answer:
Degger [83]3 years ago
3 0
A is may be the correct answer
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ELETE
yKpoI14uk [10]

Answer:

5 L

Explanation:

Use Charles law and rearrange formula

Change C to K

- Hope that helped! Please let me know if you need further explanation.

6 0
4 years ago
8. The threats to biodiversity are except:
dezoksy [38]

Answer:

b

Explanation:

stable climate will mean there is one climate and we will have the same animals and plants everywere

7 0
3 years ago
The following diagram shows a common way that scientific knowledge is discovered.
vesna_86 [32]
The common way the scientific knowledge is discovered passes through several steps:
First you observe the phenomenon around you. Then you develop a certain hypothesis based on your observation. After that you start testing your hypothesis and collecting the resultant data from your tests.
Finally comes the conclusion of whether your hypothesis is accepted or rejected. 
If it is accepted, it can further develop into a theory and a publication afterwards.

The answer is: hypothesis
6 0
3 years ago
Read 2 more answers
Kati was in the kitchen when she heard a crash. She went into her bedroom and found her window broken and a baseball lying on th
dimulka [17.4K]
B. inference because she drew a conclusion based on evidence.

Because the evidence was that she heard the crashing sound, and then when she came into her room saw the broken window and baseball.

It was not an observation because she did not directly see the baseball going through the window

8 0
3 years ago
Read 2 more answers
Richard and Brooke's teacher tells them to place 30 marbles in an 8-inch
Fynjy0 [20]

Answer:

The correct answer is - They gently shake the pan causing the marbles to move back and forth.

Explanation:

When water is heated the molecules present in its liquid state start to move and vibrate faster and allows the water to expand and increase in volume. If the heat is continuously applied to the water its molecules move even faster and escape in the form of molecules of vapor to the atmosphere.

To exhibit this phenomenon by the marble and pan, Richard and Brooke should gently shake the pan causing the marbles to move back and forth which shows faster vibration and movement of molecules.

3 0
3 years ago
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