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Paha777 [63]
3 years ago
7

Why is it important not to have fingerprints on the cuvette??

Social Studies
1 answer:
myrzilka [38]3 years ago
5 0

<span>Its important not to have fingerprints on the cuvette when using a spectrometer because by using a spectrometer one measures the amount the amount of light that the solution in the cuvette absorbs at a certain wavelength. This tells you how much of the solute is dissolved in the solution. So if you get fingerprints on the cuvette, this could interfere with the light absorption and cause your readings to be incorrect. </span>

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Cell phones contain rechargeable batteries that transform chemical energy into electrical energy. When using your cell phone, el
qwelly [4]

<u>Answer</u>:

Cell phones contain rechargeable batteries that transform chemical energy into electrical energy. When using your cell phone, electrical energy is first transformed into <u>Electromagnetic waves </u>that are transmitted through the air.

<u>Explanation</u>:

When chemical energy is converted into electrical energy in cell phones, then this electrical energy firstly transformed or converted into electromagnetic waves which travels through air. Then this electromagnetic wave is converted into sound energy due to which users are able to listen audio, music, movies etc on their mobile phones.

The electrochemical energy that stored in a cell is removed as electrical energy in the process of discharging. There are so many other thermal and electrochemical processes taking place at the same time.

8 0
3 years ago
Which U.S. President who promised to "keep us out of war" and then had to lead the country through World War I?
sweet-ann [11.9K]
President Woodrow Wilson is my answer.
3 0
3 years ago
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The belief that as humans we are all entitled to certain fundamental rights is a component of which school of thought?.
tatiyna

The belief that as humans we are all entitled to certain fundamental rights is a component of natural law.

Fundamental rights are a set of rights that are highly protected against interference. These rights are either expressly enshrined in the Constitution or established through due process of law.

Fundamental Rights are the set of rights recognized by the Supreme Court as being particularly vulnerable to government interference. These rights are either specified in the Constitution (especially the Bill of Rights) or discovered through due process.

Freedom of speech and opinion, freedom of assembly without arms, freedom of association and union.

Learn more about fundamental rights here:brainly.com/question/1261546
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8 0
1 year ago
The Seneca Falls Convention was the beginning of what?
faust18 [17]

Answer:

Women's rights and the opportunity to vote.

3 0
2 years ago
Is a central organizing principle for groups like the World Trade Organization, which holds that concessions granted by one gove
Galina-37 [17]

Answer:

B. Reciprocity.

Explanation:

Reciprocity refers to the act of <em>exchanging values or things </em>in which both parties are mutually benefited.

This works as well for privileges provided by organizations, which can be seen in the example by the World Trade Organization. In this case we can see that one government's concessions are met by other governments, thus providing mutual benefits for all.

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3 years ago
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