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Methyl orange is a pH indicator often used in titrations. It''s chemical formula is C 14 H 14 N 3 NaO 3 S
Q. What is Atomic Mass Units? Ans. Notice in the last column of the table, the masses of the subatomic particles are reported in atomic mass units. The actual masses of electro
The energy of an electron of 2py orbital is: (1) Greater than that of 2p x orbital (2) Less than that of 2p x orbital (3) Equal to that of 2s orbital (4) Same a
how many moles of KOH are needed to exactly neutralize 500ml of 1.5M HCL solution?
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Q. Explain the working of chemical cell ? Ans. A chemical cell can be set up by dipping two different metals in an electrolyte and connecting the two metals with an external
Q. Explain Extraction of Sulphur? The most important method for the extraction of sulphur from native deposits is the frasc process developed by Herman frach in 1891. It consis
The energy released when one mole of ionic crystal is produced by the combination of the corresponding gaseous (+ve) and (-ve) ions brought from infinite distance is known as latti
Q. Important applications of indium? The most important applications of indium are in protection of bearings against wear and erosion in low melting alloys and in electronic de
Q. How to Replace Metals from their Salts: Ans. If zinc is added to a solution of copper (II) sulfate, it dissolves. A reddish-brown deposit of metallic copper appears,
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