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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 25278why in atomic mass electron is not include while proton and neutron include? although electron is a part of atom.
2 5798why 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 4568why 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 ??????
2244in 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 3952if 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 7539Post New General Chemistry Questions
What is photoelectric colorimeter?
Explain acid gas?
What is the formula you will use to calculate how many millilitres of 5.5 m naoh are required to prepare 400 ml of 1.5m naoh?
What is a cell?
Explain extraction of ephedrine from a mineral block?
Why is estimation of copper done at 620 nm wave length?
How does the viscosity vary with temperature?
What is si unit of viscosity-coefficient?
How is the accuracy of the method determined?
What is kentchin?
What is the resulting solution when benzene and toluene are mixed ?
State beer-lambert’s law.
which gas is used in preaparation of bit salt
What is meant by transmittance?
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 nothydrogen power does it ph?
