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If wavelength of photon is 2.2x10 -11 m, h= 6.6x 10 -34 J-sec, then momentum of photon is: (1) 3x 10 -23 kgms -1 (2) 3.33x 10 22 kgms -1 (3) 1.452x 10-
Which of the following substances has covalent bonding: (1) Germanium (2) Sodium chloride (3) Solid neon (4) Copper Ans: Germanium
CAN SOMEONE PLEASE EXPLAIN TO BE HOW THE LIBERMANNS CHEMICAL REACTION WORKS? I ALSO NEED ALOT ABOUT THE CHEMISTRY BEHIND THE REACTION, AND CANT FIND MUCH ONLINE.. PLEASE HELP ME
short note on borazine
Uses of Alkyl nitrites (1) Ethyl nitrite dialates the blood vessels and so accelerates pulse rate and lowers blood pressure thus it is utilized for a medicine for the treatment
During a titration with EDTA, using eriochrome black T as indicator to determine Ca 2+ , an analyst obtained the following volumes of EDTA in three different trials: 5.01, 4.93 an
Raising heavy weights by water pressure Get a rubber hot-water bottle. Put a one- hole stopper carrying a short glass tube tightly in the neck. Punch a hole in the bottom of a
P-BLOCK GROUP ELEMENTS: The p block elements are belong to group 13 to 18.the outermost electronic configuration is ns2 np1 to ns2 np6.these are called represen
Ask question formaldehyde reacts with NH3 #Minimum 100 words accepted#
what is chemistry
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