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denis23 [38]
4 years ago
8

Enzymes are both pH and temperature specific. Seen here are the reaction rates of three common digestive enzymes. Based on the d

ata, which enzyme's optimum activity occurs in a basic environment while another's is very acidic?
A) basic - trypsin; acidic - pepsin

B) basic - amylase; acidic - pepsin

C) basic - pepsin; acidic - trypsin

D) basic - trypsin; acidic - amylase
Chemistry
1 answer:
Vladimir79 [104]4 years ago
7 0

Answer:D

Explanation:

options A-C has the option pepsi which is an enzyme that is active in the stomach with a PH of 2.

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Calculate the molarity of a solution that contains 4.7 moles in 5.2 liters.
AleksAgata [21]

Answer:

0.9M

Explanation:

molarity = mols/L

M=4.7mol/5.2L

= 0.9M

4 0
3 years ago
Rubbing alcohol is less polar than water. Both are liquids at room temperature which One boils first? why?
Sergeeva-Olga [200]

Answer:

because both liquid are made from different substances.

Explanation:

8 0
4 years ago
How does evolution relate to tectonic plate movement?
Reil [10]

Answer:

Below!

Explanation:

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3 years ago
Water is denser than oil. When frozen, the oil sinks to the bottom. Why?
sammy [17]

Answer: When water freezes it gets larger and becomes a solid but it still weighs the same as when it was a liquid form. When it becomes larger it takes up space but makes it less dense. Ok so getting to the point- oil unlike water becomes more dense when frozen so this is why oil sinks in water. Sorry if this was confusing but I hope it helped have a great day and god bless you :3

6 0
3 years ago
True or False? The fatal 1930 incident in Muese Valley, Belgium, was associated with leakage of toxic chemicals from a former du
Westkost [7]

Answer:

FALSE                            

Explanation:

The incident of Muese Valley occured in 1930 due to air pollution.

Muese Valley lies along the river Muese which is situated Huy and Liege, Belgium. This region was crowded with industries including steel manufacturers, glass manufacturers, explosives plants, zinc smelter, etc.

The increase number of industries and population lead to the sources of pollution. Also increase in burning of domestic coal increased pollution surrounding the area.

Air pollution became so severe at this region that people have severe  respiratory problems. Residents suffered from vomiting, retrosternal pain, coughing fits and several experienced nausea. There were fog and smog all over and many people died.

Hence the answer is FALSE.

8 0
3 years ago
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