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NISA [10]
2 years ago
5

How does prairie grasses protect soil

Chemistry
1 answer:
jeyben [28]2 years ago
4 0

Prarie Grass Protects soil ( And this is just what I think, so I am sorry if I am wrong)

But I think that the grass is there so that the dirt doesn't fly away.

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Please help me with number 4 and 5 on my study guide
Shtirlitz [24]

Answer:

help with problem 4

Explanation:

4. protons are equal to atomic numbers. neutrons are atomic mass minus atomic number. electrons are equal to protons.

5. I don't know, sorry.

5 0
2 years ago
What is true about radioactive isotopes of an atom?
jenyasd209 [6]

Answer:

#2: They break down quicker than stable isotopes. - im not sure

Explanation:

6 0
2 years ago
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What is the solubility of silver chromate in parts per million?
pantera1 [17]
What is the solubility of barium chromate in parts per million?
*parts per million = Grams of Solute/grams of solution X 10^6 (which is ppm)
2.787 x 10^-3g/L x 1L/1000g x 10^6 = 0.02779, or 2.78 x 10^-2ppm

Answer in parts per million to three significant figures =2.78ppm

this is correct for the pearson mastering chemistry question
4 0
3 years ago
What is the mass in grams of 3.0x10^23 molecules of carbon dioxide??
Sonja [21]
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4 0
3 years ago
7. For the following reaction, which of the following is a conjugate acid-base pair?
spayn [35]

Answer:

HPO42- (aq) + NH4+ (aq)

Explanation:

This is a conjugate acid-base pair. Please forgive if my answers are incorrect. I myself am quite unsure.

8 0
2 years ago
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