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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
how to find it
For ns orbital, the magnetic quantum number has value: (1) 2 (2) 4 (3) - 1 (4) 0 Ans:0
Silver mirror test and Fehling's solution test - Glucose (a) Silver mirror test : A combination of glucose and ammonical silver nitrate is warmed in a test tube. Presence of si
HALOGENS The halogen group (17) is the biggest electronegative in the periodic table, and all elements readily form halide ions X-. Trends in chemistry resemble those collect in
Suppose you are required to make an analysis of 317 lb of combustion gas and find it has the following composition: CO 2 60% CO 10% N 2 30% a) What it the av
Iodide ion is a good nucleophiles Because iodide ion is a good nucleophiles and the trimethyloxonium ion is an good alkylating agent, alkylation of the iodide ion occu
Reaction of conjugate addition This reaction is a "conjugate addition" of cyanide ion on a cyclopropane. Notice that reaction at the least branched carbon of the cyclopropane
describe the various types of velocities?
20.0 mL of 0.2 M CaCl 2 diluted with water to 100.0 mL. Calculate [CaCl 2 ], [Ca 2+ ] and [Cl - ]. Produce from concentrated hydrochloric acid (12 M) 3.0 L 0.60 M HCl solution.
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