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Edta, #questionQ1. 0.28gm of CaCO3 was dissolved in HCl and the solution wa...

#questionQ1. 0.28gm of CaCO3 was dissolved in HCl and the solution was made to one litre with distilled water. 100 ml of the above solution required 28 ml of EDTA solution on titra

Flocculator with dimensions , A water treatment plant is to process 30,000 ...

A water treatment plant is to process 30,000 m3/d of raw water. A tapered flocculation basin having four flocculators with velocity gradients 40/sec, 30/sec, 20/sec and 10/sec is t

Find angular dispersion and angle of diffraction, given: reciprocal linear...

given: reciprocal linear dispersion= 2.5 nm/mm focal length = .30 m groove spacing = d = 833.3 nm wavelength = 400 nm

Antioxidants - chemicals in food, Antioxidants: Antioxidants are the s...

Antioxidants: Antioxidants are the significant and essential food additives. These substances hold back the action of oxygen on the food and hence help in its preservation. Th

Kinetic particle theory, 2 thermometers, A and B, are wrapped in pieces of ...

2 thermometers, A and B, are wrapped in pieces of gauze. The gauze around thermometer A is moistened with water and the gauze around thermometer B is moistened with Ether(a volatil

The number of 2p electrons having spin quantum numbers, The number of 2p  ...

The number of 2p  electrons having spin quantum numbers= -1/2   are: (1) 6        (2) 0        (3) 2        (4) 3 Ans: 3

Explain heat atomisatin, What is heat atomisatin?  Solution :  Heat of...

What is heat atomisatin?  Solution :  Heat of atomisation or enthalpy of atomisation is the energy required to dissociate one mole of a given substance into atoms.

#title.laws of chemical combinations ., copper reacts with oxygen to form t...

copper reacts with oxygen to form two oxide X and Y .On analysis 1.535g of X yielded 1.365g of copper and 1.450g of Y yielded 1.160g of copper. [I] determine the chemical formula

Polymer, how vulcanisation does changes the chareter of natural rubber

how vulcanisation does changes the chareter of natural rubber

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