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How are the following sole produced
(a) Sulphur sol
(b) Collodion
50ml of 0.1M NH 4 OH ,25ml NH 4 Cl weere used to make a buffer . what is the PH is if Pk b is 4.8? Solution) The given buffer is a base buffer [NH4OH] =[(50*0.1)/75] [NH4Cl] =[(
Q. Explain about Roasting process? Roasting is the method of heating ores in the presence of excess air and involves oxidation. It is mainly applied to sulphide ores, which are
when 100ml of M/10 H2S04 is mixed with 500ml of M/10 NaOH then nature of resulting solution and normality of excess of reactant left isum 100 words accepted#
what is molality?
Q. Isomerism in Coordination Compounds? You have already learnt about isomerism in your earlier studies. The phenomenon of isomerism is not restricted to organic compounds only
how many grams of salt must be added to 500 gram of water in preparation of 12% saline solution
Correct configuration of Fe +3 [26] is: (1) 1s 2 , 2s 2 , 2p 6, 3s 2, 3p 6 , 3d5 (2) 1s 2 , 2s 2, sp 6 , 3s 2 , 3p 6 , 3d 3 , 4s 2 (3) 1s 2 , 2s 2 , 2p
Preservatives: The preservatives avoid spoilage of food because of microbial expansion. The most common preservative employed is sodium benzoate; C 6 H 5 COON a It is metabol
Q.Waht are Standard Temperature and Pressure? Ans. The agreed set of conditions for comparison of gas volumes is called standard temperature and pressure (abbreviated
Just like lithium and beryllium in Groups Land 2, boron also shows anomalous behaviour. In general, the boron chemistry resembles that of silicon (occupying a diagonal position in
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