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In an isolated container contains 1kg of ice at 0 oC. 1kg of warm water (323K) is poured into the container. How much ice (in kgs) remains after the system returns to thermal equilibrium? (by the end of the process?)

As this is an isolated container, we know that the heat transfer with the environment is zero. Since the specific latent heat of ice is a magnitude bigger than the specific heat of water, the container wi...

AM
1659 Views

To what extent was Trotsky responsible for the victory of the Red Army in the Civil War?

Trotsky’s responsibility in achieving victory for the Red Army in the Civil War was not rivalled by the role of any other individual. By having absolute control of the Red Army, Trotsky was responsible fo...

DY
Answered by Damian Y. History tutor
7819 Views

I don't understand anaerobic respiration and what an 'oxygen debt' is?

Respiration can be broken down into 'aerobic' and 'anaerobic' respiration. Aerobic respiration needs oxygen to be carried out, whereas anaerobic respiration takes place without oxygen. Glucose is broken d...

KM
Answered by Kajol M. Biology tutor
11423 Views

How significant were the Purges in the creation of the totalitarian state? (Russia)

The period of the purges (1936-38) involved the widespread surveillance, imprisonment, and execution of ‘counter-revolutionaries’. This was often used as a smokescreen for Stalin to kill his personal poli...

DC
Answered by David C. History tutor
3295 Views

All tickets to the movie theatres cost the same price. Jessica and Thomas pay £84 together. Jessica pays £38.5 for 11 tickets. How many does Thomas Buy?

Firstly, you form the question into an equation. for example, J + T = 84. We know Jessica paid £38.50, so now we can add that to the equation. 38.50 + T = 84. Now that we have does this we move the 38.5 t...

KP
Answered by Kate P. Maths tutor
2746 Views

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