coagulation
what is the meaning of fourth power of valency of an active ion?
why transation metals show charaterstic colours to the flame?
Two tanks which contain water are connected to each other through a valve. The initial conditions are as shown (at equilibrium):
The molarity of 0.006 mole of NaCl in 100 solutions will be: (i) 0.6 (ii) 0.06 (iii) 0.006 (iv) 0.066 (v) None of theseChoose the right answer from above.Answer: The right answer is (ii) M = n/ v(
20mol of hcl solution requires 19.85ml of 0.01 M NAOH solution for complete neutralisation. the molarity of hcl solution
Group 16 of periodic
Choose the right answer from following. The amount of NaOH in gms in 250cm3 of a0.100M NaOH solution would be : (a) 4 gm (b) 2 gm (c) 1 gm (d) 2.5 gm
Choose the right answer from following. If P and P are the vapour pressure of a solvent and its solution respectively N1 and N2 and are the mole fractions of the solvent and solute respectively, then correct relation is: (a) P= PoN1 (b) P= Po N2 (c)P0= N2 (d)
define primary secondary and tertiary alkyl halides with examples
Explain the reason behind that the chemists have not created a periodic table of compounds?
Briefly describe the function of the monosaccharide?
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