Sodium aluminates is a better coagulates then alum, Q.   why is sodium alum...

Q.   why is sodium aluminates is a better coagulates then ferrous sulphates or alum? Ans. Sodium aluminates (NaAlO 2 ): It is better coagulant than FeSO 4 and alum because i

Chemical reactions and chemical formula, Classify each reaction and give th...

Classify each reaction and give the name of all the chemical formula involved for each number. 1. Na2CO3(s) + SiO2(s) ? Na2SiO3(l) + CO2(g) 2. 2 Mg(NO3)2(s) ? 2 Mg(NO2)2(s) + O2

O-hydroxy benzoic acid , o-isomer is more volatile and how separated by ste...

o-isomer is more volatile and how separated by steam distillation?

Coordination chemistry, K3[Al(c2o4)3]

K3[Al(c2o4)3]

Calculations on molecular formular of organic compounds, 0.265g of an organ...

0.265g of an organic compound produced on evaporation 102cm^3 of vapour at 373k and 775mmHg.percentage composition of the constituents elements are 92.24 % of carbon and 7.76% of h

Uses of BHC,

Explain phenomenon called reverse osmosis, Name a substance which on additi...

Name a substance which on addition to AgCl causes vacation vacancy in it. Mention a large scale use of the phenomenon called 'reverse osmosis'.

Explain the concept of environmental impact assessment, Question: (i) ...

Question: (i) Explain the concept of Environmental Impact Assessment (EIA) and state its main objectives. (ii) List 3 activities (from the marine sector) which require an

Titration help, During a titration with EDTA, using eriochrome black T as i...

During a titration with EDTA, using eriochrome black T as indicator to determine Ca 2+ , an analyst obtained the following volumes of EDTA in three different trials: 5.01, 4.93 an

Density theory, The assignment is basically concerned with the writing of a...

The assignment is basically concerned with the writing of a number of functions which can implement the density theory described above. These functions will then be called by a pro