Thursday
July 24, 2014

Posts by divya


Total # Posts: 14

maths
find the value of log49to7

science
A solution of NaOH(molar mass 40g mol-1)is prepared by dissolving 1.6g of NaOH in 500 cm cube of water.Calculate molarity(M) of the solution

science
how can we finf the specific rotation of mixture of compounds like fructose and glucose if we don't knw its percentage composition in the mixture

science
1.)A sample of ammonium nitrate contains 70 g of nitrogen.what is the mass of the sample? 2.)no. of gram atom of ca in 100 g of caco3(mol.wt. of caco3=100g)

maths
show tha minute hand of a clock gains 5 degree 30 minutes over the hour hand in one minute?

Chemistry
A 1.00 L flask containing the equilibrium mixture CO +Cl2 <-> COCl2 was found to contain 0.400 mol of COCl2, 0.100 mol of CO, and 0.500 mol of Cl2. If 0.300 mol of CO is added at constant temperature, what will be the new concentrations of each component at equilibrium?(...

physical education
in what all tips does physical education help?

physics
Consider a boy standing on a building that is 500m height and another boy standing on the ground. If the boy on the ground throws a ball to the boy standing on the building, with what vertical velocity must the ball be thrown such that it reaches the boy standing on the build...

physics
A body of specific gravity 3.0 is immersed in water. What is the minimum force required to pull it out at velocity 2

calculus
This is from our problem set. f(x)= 2(x^3)-3(x^2)-12x+20 write an equation of the line perpendicular to the graph of f at x=0 I think i'm supposed to take the derivate of f and then find the slope of the tangent line at x=0. Then take the opposite reciporcal of that and pu...

music
thank you for helping me .you are a great suscess!

music
how can i do better at the flute and piano?

Math
what you should do is try your best on your exam .it does not matter if you got it wrong.

Subject-Verb Agreement
hi

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