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plz help me.
what is atomic mass?
laboratory preparation
It is a part of chemistry which deals with the organic compounds formed by carbon , hydrogen ,oxygen.
IUPAC name is given to compounds. Carbon is an element so it will bw called as carbon only. eg. hydrocarbons - CH4=methane C2H6=Ethane
what are the electron deficient molecule explain with examples
two oxides of a metal contain 27.6% and 30% oxygen. if the formula for the first oxide is m3o4 then what is the formula for the next oxide?
a. 'Hormones are chemical messengers.' Explain? b. Name the main disease caused due to lack of the vitamin and its source in each of the following: A, B 6 and E.
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
An element has the electronic configuration 1s 2 , 2s 2, 2p 6 , 3s 2 , 3p 2 . Its valency electrons are: (1) 6 (2) 2 (3) 3 (4)4 Ans: 4
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