What was the temperature at 1.30 p.m.? How did you arrive at your answer?

In figure (a) shows a thin liquid film supporting a small weight = 4.5 xx 10^-2 N. What is the weight supported by a film of the same liquid at the same temperature in Fig. (b) and (c)? Explain your answer physically.

Can there be a time-temperature graph as follows? Justify your answer.

Can there be a time-temperature graph as follows? Justify your answer.

Can there be a time-temperature graph as follows? Justify your answer.

Can there be a time-temperature graph as follows? Justify your answer.

What is the uniform motion ? How would you represent it graphically?

A bolt of mass 0.3 kg falls from the ceiling of an elevator moving down with an uniform speed of 7 m s^-1 . It hits the floor of the elevator (length of the elevator = 3 m) and does not- rebound. What is the heat produced by the impact? Would your answer be different if the elevator were stationary?

The following graph shows the temperature of a natient in a hospital, recorded every hour. What was the patient's temperature at 1 p.m.?

Knowing the equilibrium constant value of a cell reaction at a particular temperature, how will you calculate the standard Gibbs free energy change for the reaction?

How is the molality of a solution different from its molarity? What is the effect of change in temperature of a solution on its molarity and molality?