why the pH scale range is 0-14?
if this element X combines with another element Y whose electronic configuration is 2, 8, 7 what will be the formula of the compound thus formed? State how did you arrive at this formula
Which is the hottest part of a flame ?
describe the lewis dot structure of Mg2+?
From what was Uranium isolated ?
Explain the Modern Atomic Theory ?
Why do woolen clothes keep us warm in winter ?
29 Answers Century Textile and Industries, DCM, Vardhman,
What materials are needed in making glass ?
Explain about Graham?s law of Diffusion ?
Explain substituted hydrocarbon?
Acid value defination is numbber milligrams of KOH required to nuetralise the acid present in one gram oil & fats but why not use NaOH for nuetralisation?
Why is ammonia added? Why is that same amount of ammonia added?
4.0 liters of oxygen are mixed with 8.0 liters of nitrogen. Identify the solute and solvent in this mixture: