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Q. Describe about Electron Configurations? As you will study the number and arrangement of electrons around the nucleus of an atom determines its chemical properties. Consequen
20ml of water sample requires 15ml of 0.1mg/l sodium carbonate using phenolphthalein indicator. state the type of acidity and calculate the acidity
Drying - Chemical Properties of oils and fats Some fixed type of oils, containing glycerides of unsaturated fatty acids comprising two or three double bonds have the trend of s
how to determine the percentage of association or dissociation in a solution?
Can you help me find the potential difference between different metals in the electrochemical series? For example magnesium and copper? Do I need to write equations?
Which type of compounds give witting reactions
Chemical Properties of Alkyl Halides The alkyl halides are very reactive; the sequence of reactivity is as follow: Iodide > Bromide > Chloride (Nature of the hal
The orbital angular momentum of an electron in 2s -orbital is: (1) 1/2 h/ 2Π (2) h/ 2Π (3) √2 h/ 2 Π (4) Zero Ans
Properties of Gases Gases are easily expandable ,compressible unlike solids and liquids. Gases are measurured in pressure.Pressure is defined as force exerted per unit area of
Q1: The complexes of Fe +2 with 1, 10- phenanthroline has a molar absorptivity of about 11,000 L/mol cm in water at 510 nm. A 20 ml water sample thought to contain Fe +2 is mix
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