solution and colligative properties
what is molarity of a solution of hcl which contains 49% by weight of solute and whose specific gravity is 1.41
Briefly describe the dipole moment direction for the methanol?
Second ionization potential of Li, Be and B is in the order (a)Li>Be>B (b)Li>B>Be (c)Be>Li>B (d)B>Be>Li
list and identify differences between the major classes of hydrocarbons
Select the right answer of the question. The weight of H2C2O42H2O required to prepare 500ml of 0.2N solution is : (a) 126g (b) 12.6g (c) 63g (d) 6.3g
What do you mean by the term medicine dropper? Explain briefly?
why transation metals show charaterstic colours to the flame?
how 0.5N HCL is prepared for 10 littre solution
Can protein act as the buffer? Briefly comment on that statement.
Provide solution of this question. Molarity of a solution prepared by dissolving 75.5 g of pure KOH in 540 ml solution is: (a) 3.05 M (b) 1.35 M (c) 2.50 M (d) 4.50 M
What do you mean by the term hydra? Briefly define it.
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