Questions Asked on January 11, 2007

Can you show me how to do this? 2KClO3 -> 2KCl + 3O2 If 5.0(g) of KClO3 is decomposed , what v... Asked on January 11, 2007 at 12:14 AM Approximately 5.5 X10^6 kg of water fall 50m over Niagara Falls each second. a) What is the decrea... Asked on January 11, 2007 at 1:44 AM During a rockslide, a 520kg rock slides from rest down a hillside that is 500m long and 300m high. T... Asked on January 11, 2007 at 1:48 AM could someone please help me with this two part question? I can not understand it. I need to hand in... Asked on January 11, 2007 at 3:01 AM A saturated solution of potassium chlorate is formed from 100 grams of water. if the saturated solut... Asked on January 11, 2007 at 3:28 AM If the external world does work on the system, the quantity of work is negative or positive? I said... Asked on January 11, 2007 at 4:09 AM Give the number of significant figures in the measurement (superscript -3 for #1, and superscript 3... Asked on January 11, 2007 at 3:36 PM A rectangular solid has a base with length 2 cm and width 6cm. If the volume of the solid is 108 cm^... Asked on January 11, 2007 at 8:15 PM How do you divide fractions??? Cross multiply: For example, 4/5 divided by 6/7 would be 28/30 o... Asked on January 11, 2007 at 8:37 PM Anna has 12 bills in her wallet, some $5 and some $10. The total value of the bills is $100. HOw man... Asked on January 11, 2007 at 10:10 PM