Sunday

February 14, 2016
Total # Posts: 3

**math**

8x+5y=28,2x+3y=11.20
*January 24, 2015*

**physics**

an athlete runs at a distance of 1500m in the following manner:1.starting from the rest he acceralate himself uniformly 2m/s*s till he covers a distance of 900m 2.he then runs the remaining distance of 600m at the uniform speed developed Calculate the time taken by the athlet ...
*July 31, 2011*

**chemistry**

An aqueous solution contains 24.2 g of KCl and is diluted to 100. mL. What is the mole fraction of KCl in the solution if the density is 1.12 g/mL?
*July 7, 2011*

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