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why PH scale range is 14? why it is not less or not greater than 14? solution of HCl or hydrogen containing liquid has a PH. but if the solution is KMnO4 here not hydrogen power does it PH? explain plz....
4 25290why in atomic mass electron is not include while proton and neutron include? although electron is a part of atom.
2 5812why all the concentration of chemical species are measured using water as solvent (for examole 1N NaOH means 40 g of NaOH in one litre of water)eventhough there are so many solvents available?
1 4572why evolution select ATPin many places like metabolism and other places rather then GTP, TTP etc. and why GTP selected in activation of G-alfa in G protein signalling ??????
2251in Einstein's mass energy relation e=mc2 for what is c used or why is light required for reactions. Because the reactions are with help of neutrons
1 3960if 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
2 7551Post New General Chemistry Questions
What is the prime constituents of cement?
What is dextro-rotatory and levo-rotatory?
which gas is used in preaparation of bit salt
What is the unit of ph?
In the calculation of calorific value of any fuel why the latent heat of vap. of water is taken as 587 kj/mol whereas actually it is 540kj/mol?
Why is starch indicator added towards the end point?
What is the application of hardness date in environmental engineering practice?
What is blank solution?
what is the indicator used?
What is chemical oxygen demand?
Write the equation of photosynthesis?
Explain the process of spontaneous combustion?
What is the function of diethyl amine?
What is photoelectric colorimeter?
Why USP put two methods for tapped density? When I should use each one?
