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The frequency corresponding to transition n= 2 to n =1 in hydrogen atom is: (1) 15.66 x 10 10 Hz (2) 24.66 x 10 14 Hz (3) 30.5
Power plants generate electricity by sending steam at high temperatures and pressures into a turbine where it expands, causing the blades to spin which turns a generator which prod
why is carbon valency four
Q. Describe about Coordination compounds? The complexes show a wide variety of physical and chemical properties which are quite different from normal salts. These differences
Why is ammonium (NH4) seperately placed in zeroth group in detection of basic radical in qualitative analyisis?
question..give brif instrumentation of thermometric titration
A gas contains 350 ppm of H 2 S in CO 2 at 72°F and 1.53 atm pressure. If the gas is liquified, what is the weight fraction H 2 S? You are asked to make up a laboratory soluti
Preparation of cycloalkane by perkins method
Q. Describe SI System and Standards Ans: What units you will you use science class? Long ago people decided that the "foot" must be standardized so that when I measure
Q. Give Basic diffrence betwwen Fission and Fusion? A quick way to remember the difference between fission and fusion: Fusion Fuses: In the nuclear reaction, nuclei are act
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