Wednesday
November 26, 2014

Posts by Shiv


Total # Posts: 13

CHEMISTRY
At 450oC the value of equilibrium constant for the following system is 6.59 x 10-3. If [NH3] = 1.23 x 10-4 and [H2] = 2.75 x 10-3 at equilibrium, determine the concentration of N2 at that point. N2(g) + 3H2(g)  2NH3(g)
April 10, 2014

CHEMISTRY
The value of the equilibrium constant for the reaction below is 40.0 at a specified temperature. What would be the value of that constant for the reverse reaction under the same conditions? H2(g) + I2(g)  HI(g)
April 10, 2014

CHEMISTRY - SCIENCE
A solution is 42% NaCl by mass. If 314 mL of H2O was used to create the solution, calculate the , mass of salt that was used.
February 24, 2014

maths
Integers a, b, c, d and e satisfy 50<a<b<c<d<e<500, and a,b,c,d,e form a geometric sequence. What is the sum of all possible distinct values of a?
June 17, 2013

Physics
If two forces act at a point making an acute angle between them, find the resultant.
August 20, 2012

geography
i am doing a project on economic activities for geographyplease help me by giving me information today . right now i find 15 persons for our project and asks 7 question and find out answer from those persons and also make a 2 pie chart and graphs on the answer of each question...
January 9, 2012

estimating sums
the flower shop received a shipment of 432 roses. they need to fill an order for 273 roses. use any method to estimate how many roses they will have left
October 11, 2011

Trig math
How do I solve for x? cos(4x)(2+tan^2x)=8
July 14, 2011

Math
3x+2y=6
November 6, 2010

math
a cubical wooden box of internal edge 1m is made of 5cm thick wood.The box is open at the top . if the wood costs Rs. 9600 per cubic metre, find the cost of the wood required to make the box?
September 11, 2010

math
35 is answer i guess
May 11, 2010

english
write a invitation letter to your friend to invite him to your birthday. class 3rd
January 16, 2008

science
I'm doing the same thing and some word equations are: Carbon+Oxygen= CarbondiOxide Hydrogen+Oxygen=HydrogenOxide Hydrogen oxide is the same as water! And a candle is made up of Hydrogen and Carbon!
October 20, 2006

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