Predict the feasibility of a reaction when
i) both `DeltaH and DeltaS` increase
ii) both `DeltaH` and `DeltaS` decrease
iii) `DeltaH` decreases but `DeltaS` increases

How DeltaG is related to DeltaH and DeltaS ? What is the meaning of DeltaG = 0 ?

For the reaction 2Cl_((g)) to Cl_(2 (g)), the signs of DeltaH and Delta S respectively are

What is the effect on the maximum kinetic energy and the number of photoelectrons when (i) The intensity of incident light decreases. (ii) The emitting surcac is charged. (iii) Wavelength of incident light increase.

When a nucleus with atomic number Z and mass number A undergoes a radioactive decay process, (i) Both Z and A will decrease, if the process is alpha decay (ii) Z will decrease but A will not change, if the process is beta^(+)- decay (iii) Z will increase but A will not change, if the process is beta^(-)- decay (iv) Z and A will remain uncharged, if the prices is gamma decay

When the temperature of a metallic substance increases up to a certain limit, its resistance decreases ?

A gas expands such that its initial and final temperatures are equal. Also the process followed by the gas traces a straight line on the P-V diagram (i) The temperature of the gas remains constant throughout (ii) The temperature of the gas first increases and then decreases (iii) The temperature of the gas first decreases and then increases (iv) The straight line has negative slope

Two large oppositely charged insulated plates have a uniform electric field between them as shown. The distance between the plates is increased by a small amount. Which of the following statements is/are correct. Statement-(i) The electric field strength decreases. Statement-(ii) The electro force of attraction betweeen the plates increases. Statements-(iii) The potential difference between the plates increases.