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Tests for acetone - Legal test
(a) Legal's test: while a few drops of prepared freshly sodium nitroprusside and sodium hydroxide solution are added or mixed to an aqueous solution of acetone, a wine colour is acquired that changes to yellow on standing.
The ratio between the neutrons in C and Si with respect to atomic masses 12 and 28 is: (1) 2 : 3 (2) 3 : 2 (3) 3 : 7 (4) 7 : 3 Ans: 3 : 7
Which of the following is always a whole number : (1) Atomic weight (2) Atomic radii (3) Equivalent weight (4) Atomic number Ans: Atomic number
write the expression for the expansion work?
I want lecture notes about vertical and diagonal relationship of first row elements with other elements of periodic table
a student prepared a solution of sodium carbonate by 2.111g of the solid to a 250.0ml volumentric flask and adding H2O to the mark.Some of this solution was transferred to a burett
what is back titration
glutamic acid standard estimation protocol
Lowest sum rule - iupac system of nomenclature previously it may be noted that, the numbering of the parent chain consisting of two or more substituents was done in such a way
Define the both - Direct extrusion and Indirect extrusion Direct extrusion: Billet is placed in a container and forced through the die by a piston. Indirect extrusion:
Biomolecules All living bodies are made up of various lifeless substances that are availabe in their cells in a extremely complex but highly organized form. These are known as
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