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sergiy2304 [10]
4 years ago
10

I must be present in a compound for it considered organic

Chemistry
1 answer:
alukav5142 [94]4 years ago
7 0

Answer:

Carbon

Explanation:

Organic compounds must contain carbon. They also usually contain hydrogen,  oxygen, and often nitrogen and other compounds such as phosphorus.

Nearly all organic compounds contain carbon-hydrogen bonds.

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Answer: lysine and methionine

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3 years ago
5. You have two sealed jars of water at the same temperature. In the first jar there is a large amount of water. In the second j
Aneli [31]
The vapor pressure of the two jars are the same.

The volume of water inside the container does not change the vapor pressure.

As long as the liquid remains being water and the temperature does not change the vapor pressure will be the same. The vapor pressure depends only in the nature of the substance and the temperature of the system.
If you want to know more about this, i.e. why, here you have additional explanation:

The vapor pressure is the pressure of the vapor of a substance in equilibrium with the substance in liquid (or solid state) and it is due to the fact that some molecules in the liquid (or solid), those that are close to the surface of liquid in contact with the gas phase and that have enough kinetic energy, evaporate.

At equilibrium the number of molecules passing from the liquid state to the gas state is equal to the number of molecules that pass from the gas state to the liquid state.  If the volume of liquid is increased or decreased, as long as the temperaature of the system remains constant the equilibrium is reached again with the same vapor pressure.


5 0
3 years ago
Alll moving objects have energy of _________
Natasha_Volkova [10]
All moving objects have kinetic energy.

Kinetic energy is the energy of motion, therefore if an object is moving it has kinetic energy.
3 0
3 years ago
How do you prepare diluted acid from concentrated acid?
lidiya [134]
A dilute acid solution is prepared by adding the concentrated acid to water. If you do the reverse, i.e. add water to the acid it is possible that a small amount water could react with acid and boil and explode thus splashing the acid onto you or someone else near the activity. 
4 0
3 years ago
The direction of the electrochemical gradient for Na+ is:
qaws [65]

Answer:

B. the same as the concentration gradient for Na+

Explanation:

The net electrochemical gradient movement of potassium is to move into the cytoplasm of the cell, and the net electrochemical gradient of sodium is to move into the extracellular fluid. There is an overall negative net charge inside the cell than compared to the outside because of this

5 0
3 years ago
Read 2 more answers
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