Usman1995
 Name:
 Muhammad Usman Ahmad
 School:
 NJ Boys College
 About:
 well,, what do u want to know.......?????
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Questions Asked

Usman1995:
Group Title
plz plz help any body,,,
explain applications of dipoledipole forces, hydrogen bonding and London forces
i know what these forces mean bu…
 updated 4 months ago
 3 replies
 1 Medal
Mathematics

Usman1995:
Group Title
plz plz help any body,,,
explain applications of dipoledipole forces, hydrogen bonding and London forces
i know what these forces mean bu…
 updated 4 months ago
 3 replies
 2 Medals
Mathematics

Usman1995:
Group Title
help please anybody @ganeshie8 please solve it
 updated 4 months ago
 13 replies
 4 Medals
Mathematics

Usman1995:
Group Title
can anyone answer please!! i need answer with description
 updated 4 months ago
 19 replies
 2 Medals
Mathematics

Usman1995:
Group Title
help please.....anyone?
 updated 5 months ago
 5 replies
 1 Medal
Mathematics

Usman1995:
Group Title
what mass of O2 will react with 24 g of Mg to produce MgO,,
 updated 6 months ago
 38 replies
 2 Medals
Mathematics

Usman1995:
Group Title
differentiate b/w liquid crystal and pure liquid and crystal solids?????
 updated 6 months ago
 No Medals Yet
Mathematics

Usman1995:
Group Title
if a car number plate consists of three letters followed by two digits, what no. of car number plates can be made if letters and digits:
ca…
 updated 6 months ago
 5 replies
 No Medals Yet
Mathematics

Usman1995:
Group Title
describe the motion of a rocket on the basis of equation of continuity
A1v1=A2v2
Av=constant
 updated 6 months ago
 3 replies
 No Medals Yet
Mathematics

Usman1995:
Group Title
an object falls from a height of 100 m from a cliff. as it rolls down 200 joules of energy are lost as heat. what is its velocity at the bas…
 updated 6 months ago
 4 replies
 1 Medal
Mathematics

Usman1995:
Group Title
a fruit has a pH of 4.82 find the concentration of H+ ions in it and also show the method
 updated 7 months ago
 5 replies
 2 Medals
Mathematics

Usman1995:
Group Title
how volatility of differ of different liquids at same temp.......and what it's based on...?
 updated 7 months ago
 No Medals Yet
Mathematics

Usman1995:
Group Title
Deduce how work done is related to energy when
1  friction is present
2 when friction is not present
 updated 7 months ago
 7 replies
 1 Medal
Mathematics

Usman1995:
Group Title
explain absolute zero temperature with refrence to charle's law
…
 updated 8 months ago
 6 replies
 1 Medal
Mathematics

Usman1995:
Group Title
explain graham's law of diffusion and effusion through Kinetic Molecular Theory
 updated 8 months ago
 1 reply
 1 Medal
Mathematics

Usman1995:
Group Title
define bond energy and relate bond energy with bond strength
 updated 8 months ago
 3 replies
 1 Medal
Mathematics

Usman1995:
Group Title
does solubility of different substances in the same solvent differ only bcz of their inter molecular forces or is there sth else too except …
 updated 9 months ago
 1 reply
 No Medals Yet
Mathematics

Usman1995:
Group Title
explain Graham's law of effusion and diffusion through kinetic molecular theory of gases
 updated 3 months ago
 1 reply
 No Medals Yet
Mathematics

Usman1995:
Group Title
Explain energy changes in the formation of NaCl Crystal Lattice?
 updated 9 months ago
 4 replies
 1 Medal
Mathematics

Usman1995:
Group Title
Explain energy changes in the formation of NaCl Crystal Lattice?
 updated 9 months ago
 No Medals Yet
Mathematics

Usman1995:
Group Title
explain how artificial gravity can be produced when satellite revolves around the earth?
 updated 3 months ago
 1 reply
 No Medals Yet
Mathematics

Usman1995:
Group Title
can anybody describe gas laws (Boyle's law,Charle's law ,avogadro's law ,and law of partial pressure)through kinetic molecular theory
 updated 9 months ago
 2 replies
 1 Medal
Mathematics

Usman1995:
Group Title
how the artificial gravity is created?
 updated 9 months ago
 2 replies
 1 Medal
Mathematics