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Q. What is softening of water? Describe deionization method of water softening with diagram. Ans. Softening of water: The process of removing the hardness causing salts from
100 mol/hr pentane flows through an adiabatic heat exchanger where it is heated isobarically (at 2.5 bar) from 50°C to 250°C. The pentane is heated by contacting pipes filled with
Which one is the strongest bond: (1) Br- F (2) F-E (3) Cl-F (4) Br- Cl Ans: Br- F
Q. Show the basic stucture of Esters? Ans. Esters have the general formula RCOOR'. Both R and R' are alkyl groups. Esters have the ester functional group: Anima
Q. Show the properties of Tetrahydrido borate? Tetrahydrido borate anion BH - 4 has a tetrahedral structure which can be explained on the basis of sp 3 hybridisation of boron
How do i calculate the number of grams of CO that can react with .150kg of Fe2O3?
what is meant by 100% current efficiency in electrogravimetry
Which one of the following is not isoelectronic with O 2- : (1) N- 3 (2) F - (3) Tl + (4) Na + Ans: Tl +
Which of the following reduces the activation energy of a chemical reaction?
Beginning in the early nineteenth century, scientists developed models to explain the structure of the atom. As more information was discovered about the nature of the subatomic pa
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