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Calculate the pH of 0.100 L of a buffer solution that is 0.22M in HF and 0.53M in NaF
The energy of a photon is calculated by: (1) E= hv (2) h= Ev (3) h = E/v (4) E= h/v Ans: E= hv
define free radical mechanism of additon reaction
Q. What is basic need of SI Units? Ans: The Importance of Units Units give numbers a particular meaning. Example: I am 5 feet 10 inches tall. Feet and inches are units. I co
The frequency of an electromagnetic radiation is 2x 10 6 Hz. . What is its wavelength in metres : (Velocity of light = 3x10 8 ms -1 ) (1)6.0x 10 14
How can we calculate the rate of effusion of nitrogen gas from a cylinder and How much time it will take?? Ans) rate of effusion=r=(volume of nitrogen gas effusing from the cyl
Define Enable the Acquisition of Powers of Observation I. PURPOSE OF THE EXPERIMENT The purpose of the experiment is to enable the acquisition of powers of observatio
4-nitrotolouene ---> LiAlH 4 converts it to 4-aminotoluene ----> Add HNO 2 and it forms -----> diazonium salt ------> add H 3 PO 2 to get Toluene -----> add Br 2 /CCl 4 - 2
Q.What do you mean by Electron Transfer and Ion Formation? Ans. Positive and negative ions do not form independently. The loss and gain of electrons means the electrons m
Hi my name is Jordan Riolo and I am a student at Brewster high school doing a chemistry report: Are there certain gases that cannot be used to inflate an airbag due to it’s chemica
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