Answer:
The killers who choose poison for killing the victim are the one who does not want to confront the victim. When a knife or a bullet is used to kill a person he may struggle and can cause harm to killer also.
Explanation:
Poison is the most easiest way to kill a person without any struggle. The poison can be given to a person in a juice or through an injection. The poison entered in the body of victim will cause his heart to cease gradually and he will not have energy to struggle with the killer to save his life.
Answer:
Common names of ethers simply give the names of the two alkyl groups bonded to oxygen and add the word ether. The current practice is to list the alkyl groups in alphabetical order (t-butyl methyl ether), but older names often list the alkyl groups in increasing order of size (methyl t-butyl ether).
Explanation:
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Answer:
from which language this belongs to
Answer:
U-235 is an isotope of uranium
Explanation:
The most stable form of uranium isotopes is 235. (0.7198–0.7202%)
Answer:
Explanation:
1 mol of nitrogen at STP = 22.4 L = 22400 cc
n = Mol of 
= 
M = Molar mass of = 
= Avogadro's number = 
Mass of is
Mass of the nitrogen is
Number of molecules is given by
The number of molecules present in it are
