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Explain who is the Strongest, Medium, Weak, and Very Weak among this Intermolecular Forces of Attraction:



1) Dipole-dipole Forces


2) Ion-dipole Forces


3) Hydrogen Bond


4) Dispersion Forces



the formation of Thorium-228 by beta emission


Suppose two students measure the length of a piece of wire three times each. Student A obtains results of 8.09,

8.10, and 8.11 centimeters. Student B obtains determines a length of 8.1 centimeters for all of his three

measurements. Although the average length found for each student’s measurements was 8.1 cm, what

qualitative statements can be made concerning the measurements made by students A and B?


What is the difference between an intramolecular and intermolecular force of attraction? Give an example for each.

A gas is contained in a 3.0L container at a temperature of 25C. The gas exerts a pressure of 16atm on the container. If pressure is kept constant, what is the final volume of the gas if the temperature of the container is increased to 200C?

Let the market supply function of 2000 sellers is given as Qs = 4000 + 20Px. and the individual demand function of 5000 buyers is given as 2px = 1500 – 0.2Qd. Then compute

A.  The market clearing price. B.  The equilibrium quantity. C.  Explain graphically.


An auto mobile tire is inflated to be 0398 as decimal plus 32 psig pressure at 50 degree Fahrenheit after being driven the temperature rises to 75 degree Fahrenheit. Assuming that the volume remains constant, the final gauge pressure is?


The density of nitrogen at S.T.P is1.251kgm^-3. calculate the r.m.s. velocity of nitrogen molecules.

Explain "Tertiary alkyl halides are more reactive than primary and secondary alkyl halides in SN1 and less reactive in SN2 reactions" with the help of suitable examples.


Air at 5 atm is compressed to half of its original volume. Find the resulting pressure of the air.


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