Out of diamond and graphite, which has greater entropy
At what temperature entropy of a substance is zero?
From thermodynamic point of view, to which system the animals and plants belong
Predict the sign of ∆S for the following reaction heat CaCO3 (s) ———> CaO(s) + CO2(g)
State Hess’s law.
What is the enthalpy change for an adiabatic process?
What do you mean by entropy?
Give a relation between entropy change and heat absorbed or evolved for a reversible reaction occurring at temperature T.
What is the condition for spontaneity in terms of free energy change?
What is an adiabatic process?
What is free energy in terms of thermodynamics?
Define extensive properties.
How are internal energy change, free energy change and entropy change are related to one another?
How is entropy of a substance related to temperature?
Define intensive properties.
What is Gibbs Helmholtz equation?
What are the units of entropy?
hat is a spontaneous change? Give one example.
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Geometry
Evaluate :
∫2xcos(x2 – 5).dx
If the sum of 14 terms of an A. P is 1050 its first term is 10 find 20th term ?
Diagonals of a quadrilateral 30 cm long and the perpendicular drawn from the opposite vertices are 5.6 and 7.4 cm find the area of the quadrilateral.with steps ?
Find the sum of the integers between 10 and 30 including 10 and 30 which are not divisible by 3.
A cyclic quadrilateral pqrs are where PS equals to PQ and angle SPQ is 70 degree find angle psq