Questions Asked on January 10, 2015

Ron ran 450 meters round a trak in 3 minutes. What was his average running speed in km/h? Asked on January 10, 2015 at 12:29 AM What is the equilibrium molarity of chloride if 19.6g of CaCl2 (110.984g/mol) is dissolved in water... Asked on January 10, 2015 at 12:57 AM A plot of land is in the shape of semicircle of diameter 28 meters. The plot fenced by erecting pos... Asked on January 10, 2015 at 1:11 AM Can you please verify my simplified expressions and point out where I went out wrong if I made mista... Asked on January 10, 2015 at 1:34 AM The cylindrical bar is 20 cm long and has a diameter of 7 cm. Each side of the cube is 9 cm long.... Asked on January 10, 2015 at 1:40 AM Solve and check. ( 3 marks) 5/(x-1) + 2/(x+1)=-6 Here's my work on it: 5/(x-1)+2/(x+1)=? 5... Asked on January 10, 2015 at 1:45 AM A solution contains 23.1 ppm of dissolved Fe(NO3)3 (241.860g/mol), which dissociates completely i... Asked on January 10, 2015 at 1:46 AM Find first term and common difference of arithmetic sequence whose 13th them is 159 and 20th is 264. Asked on January 10, 2015 at 2:35 AM A metal solid made up of a cylindrical bar fixed onto a cube. The cylindrical bar fixed onto a cube.... Asked on January 10, 2015 at 2:40 AM Find first 8 terms of -2+6-18+... Asked on January 10, 2015 at 3:04 AM