chemistry
molarity of kmno4 and strength of kmno4 in M/25 solution experiment of oxalic acid.......
PHYSICS
A positive charged particle placed on a frictionless table by attaching it to a string fixed at one point of magnetic field is switched on in the vertical direction, the tension in the string (A) will increase (B) will decrease (C) will remain same (D) may increase or decrease...
Accounts
The following is the Trial Balance of a trader as at 31st December, 2001: Debit Balances Rs. Credit Balances Rs. Stock (1-1-2001) Sales returns Purchases Freight and carriage Rate, Rent etc. Salaries and wages Sundry debtors Bank Interest Printing and advertisement Cash at Ban...
geometry
The sies of a triangle are 9cm, 12 cm and 15cm. Find the lenght of the perpendicular drawn to the side which is 15 cm.
chemistry
what is the chemical formula of dihydrogen oxide
math
tan/1-cot +cot/1-tan =1+sec cosec
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