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Q. What is SI unit of energy? Ans. The SI unit of energy is called the joule. A joule is a pretty small mount of energy so often chemists will use the unit kJ =1 kilojoule
The kinetic theory of gases: The gas laws were empirically developed from experimental observations. The kinetic theory of gases assumes that the molecules or atoms of a gas
difference between lantanoids and actinoids
What kind of relation is there between them and the force constants of vibration that you have calculated? The enthalpies of vaporization of carbon and silicon are 717 kJmol -1
Explain tie-line rule Tie-line rule is applied to determine the compositions of two co-existing phases in a binary phase diagram. Tie line is a horizontal line drawn at the tem
Q. What do you mean by Isomers? Ans. Compounds like butane and 2-methylpropane which have the same molecular formula but different molecular structures are called isomers
Solid propellants these types of propellants are mixtures of solid fuel and a solid oxidizer. These are further categorized into two sub-classes, (1) Composite propellants
How do you explain in the absence of aldehyde group in the pentaacetate of d- glucose Solution) If we add fehling''s solution to D glucose pentaacetate ,no reaction takes place w
A covalent bond is likely to be formed between two elements which: (1) Have similar electronegativities (2) Have low ionization energies (3) Have low melting points (4
Which type of compounds show high melting and boiling points: (1) Electrovalent compounds (2) Covalent compounds (3) Coordinate compounds (4) All the three types of co
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