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Explain CMR spectrum
2,2-Dimethyl-1-propanamine (neopentylamine, (CH3)3CCH2NH2) has a maximum of three resonances in its CMR spectrum. 2-Methyl-2-butanamine, CH3CH2C(CH3)2NH2, should have four resonances in its CMR spectrum.
Where is tin obtained? Ans) Tin is obtained in several places tin is found mainly in the ore cassiterite, which is originate in Malaysia, Bolivia, Thailand, and Nigeria.
qualitative analysis of cation
How many moles of gas occupy 98 L at a pressure of 2.8 atmospheres and a temperature of 292 K?
d orbital
Reaction of 4 - bromobenzyl chloride with sodium cyanide in ethanol leads to?
Definitions A Br ø nsted base a proton acceptor, and Br ø nsted acid is a proton donor. In this definition an acid-base reaction accepts protolysis:
An electronic transition from 1s orbital of an atom causes: (1) Absorption of energy (2) Release of energy (3) Both release or absorption of energy (4) Unpredictable
how can the melting point be used to determine the purity of organic compounds
When are conditions right for harvesting a crop? When the crop is ready for harvest, will depend largely on weather conditions and the state of the market. When the deci
What is the instrumentation of aqueous titration.. What is the principle of aqueous titration and what is titration and it''s classification
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