Practice Questions

TLS Online TPP Program

#Question id: 4958

What is true of the fossil record of mammalian origins?

#XL - S Microbiology

It is a good example of punctuated equilibrium.
It shows that mammals and birds evolved from the same kind of dinosaur.
It includes transitional forms with progressively specialized teeth.
It indicates that mammals and dinosaurs did not overlap in geologic time.

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TLS Online TPP Program

#Question id: 19596

#XL - P Chemistry

For an ideal gas, CV and CP are related as :

TLS Online TPP Program

#Question id: 19597

#XL - P Chemistry

The least random state of the water system is:

TLS Online TPP Program

#Question id: 19598

#XL - P Chemistry

Considering entropy(S) thermodynamic parameters the criteria for the spontaneity of any process is:

TLS Online TPP Program

#Question id: 19599

#XL - P Chemistry

The enthalpy change in a reaction does not depend upon

TLS Online TPP Program

#Question id: 19600

#XL - P Chemistry

The correct relationship between free energy change in a reaction and the corresponding equilibrium constant KC is

TLS Online TPP Program

#Question id: 19601

#XL - P Chemistry

What is the entropy change (in JK-1 mol-1) when 1 mole of ice is converted into water at 0℃? (The enthalpy change for the conversion of ice to liquid water is 6.0 kJ mol-1 at 0℃)