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Sliva [168]
3 years ago
5

3. The exosphere is the outer layer of the

Chemistry
1 answer:
barxatty [35]3 years ago
3 0

Answer:

D. exosphere is the outer layer of the thermosphere

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consider a 1000-ml graduated cylinder with marks every 100 ml. a student records the volume of liquid in the cylinder as 750 ml.
kap26 [50]

Answer:

Yes, given statement is true.

Explanation:

Given that a cylinder of 1000 ml is marked at every 100 ml.

During the test, the student can easily check the volume of liquid so the student's guess is 750 ml true.  

With this measurement, we can estimate that 1/10th of 100 ml can be measured.  

So, given statement is correct.

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3 years ago
A student has an unknown organism under a microscope. The organism was found in a local pond. He observes that the sample organi
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Eubacteria

Explanation:

The two prokaryotic kingdoms are Eubacteria and Archaea. A prokaryote is a relatively simple single-celled organism;

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3 years ago
Which term best describes a protein that speeds up chemical reactions in living things?
miskamm [114]
An enzyme speeds up chemical reactions as it acts as a catalyst. 
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Its atoms contain 3 protons and 4 neutron(s).<br> Express your answer as an isotope.
velikii [3]

Answer: A=7 for the isotope with 4 neutrons.

Explanation:A lithium atom contains 3 protons in its nucleus. Notice that because the lithium atom always has 3 protons, the atomic number for lithium is always Z = 3. The mass number, however, is A = 6 for the isotope with 3 neutrons, and A = 7 for the isotope with 4 neutrons.

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3 years ago
Please answer this for points
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I believe the answer is Synthesis
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