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For a reaction, $A(g)→A(l),ΔH=−3RT$. The correct statement for the reaction is :

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If $X={4_{n}−3n−1:n∈N}andY={9(n−1):n∈N}$, where N is the set of natural numbers, then $X∪Y$is equal to

The rate of a reaction doubles when its temperature changes from 300K to 310K. Activation energy of such a reaction will be: $(R=8.314JK_{−1}mol_{−1}andg2=0.301)$

Match List-I (Electromagnetic wave type) with List-II (Its association/application) and select the correct option from the choice given below the lists :

Let a, b, c and d be non-zero numbers. If the point of intersection of the lines $4ax+2ay+c=0$and $5bx+2by+d=0$ lies in the fourth quadrant and is equidistant from the two axes then

Let $[ϵ_{0}]$ denote the dimensional formula of the permittivity of vacuum. If M = mass, L = length, T = time and A = electric current, then:

The forward biased conection is :

What is the minimum energy required to launch a satellite of mass m from the surface of a planet of mass M and radius R in a circular orbit at an altitude of 2R?

The synthesis of alkyl fluorides is best accomplished by :