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 23696why in atomic mass electron is not include while proton and neutron include? although electron is a part of atom.
2 4747why 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 3810why 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 ??????
1822in 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 3254if 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 6483Post New General Chemistry Questions
What is the bluish white precipitate formed after adding ammonia solution?
How is hardness of water caused?
What is chemical oxygen demand?
Fresh form of water is obtained from?
What is the limitation of cod?
What is the white precipitate produced at the end of point?
What is kentchin? Is it real?
Mention the formula to calculate ph of a solution?
Differentiate between modern periodic table and mendeleevs table?
How will you calculate how many moles of glucose present in 320 ml of 5.0 m of glucose solution?
What are filters? Why are they used?
Mention a few important criteria for satisfactory colorimetric analysis.
what is difference b/w "regio selectivity" & "sterio selectivity"
What are the advantages of conductometric titration over visual or potentiometric titration?
SET Examination Previous Questions
