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Kinematics, branch of physics and a subdivision of classical mechanics concerned with the geometrically possible motion of a body or system of bodies without consideration of the forces involved (i.e., causes and effects of the motions).
Answer:
The new pressure is 4 times of the initial pressure.
Explanation:
Given that,
The pressure of an ideal gas is 4 atm.
We need to find the change in the pressure of the gas if the temperature by a factor of 4.
We know that,
PV = nKT ....(1)
P = pressure, V = volume, T = temperature
Let P' is the new pressure of the gas. So,
P'V= nK(4T) ......(2)
Dividing equation (1) and (2) we get :

It means that the new pressure is 4 times of the initial pressure.
Answer: 11760 N
Weight = Mass × Acceleration = Mass × Gravity
Mass = 1200kg
Gravity = 9.8 m/s^2 (the negative sign denotes direction)
Weight = 1200kg × 9.8 m/s^2 = 11760 kg×m/s^2 = 11760 Newtons
<h3><u>Answer;</u></h3>
It favors the movement of chloride ions from the inside to the outside of the cell.
<h3><u>Explanation;</u></h3>
- Electrochemical gradient refers to a gradient of electrochemical potential, normally for ions that can move across a membrane.
- Normally sodium (Na+) and chloride (Cl−) ions are at high concentrations in the extracellular region, and low concentrations in the intracellular regions.
- Assuming the chloride ions are equal on both sides of the membrane the electrochemical gradient for chloride ions favors the movement of chloride ions from the inside to the outside of the cell.