Questions Asked on March 11, 2015

A solution contains one or more of the following ions: silver, barium, and Copper (II). CY 105 stude... Asked on March 11, 2015 at 12:01 AM I have tried for days to figure out how to work this problem. Please help show me how to find the an... Asked on March 11, 2015 at 12:04 AM how to prepare 100.0 ml of 0.2 M solution of sodium hydroxide Asked on March 11, 2015 at 12:06 AM Z-test. How to find critical value for one tail test? Asked on March 11, 2015 at 12:07 AM Sam needs to cut a piece of sheet metal into 8 pieces. All the cuts are made in the same direction... Asked on March 11, 2015 at 12:08 AM Find volume (in ml) of 0.3 M solution of sodium chloride containing exactly 3.0g of sodium chloride. Asked on March 11, 2015 at 12:08 AM A student mixes 5.0 mL of 0.00200 M Fe(NO3)3 with 5.0 mL 0.00200 KSCN. She finds that the concentra... Asked on March 11, 2015 at 12:08 AM How to prepare 250ml of 0.2 M hydrochloric acid from 2.5 M hydrochloric acid. Asked on March 11, 2015 at 12:11 AM What is the pH of a solution prepared by mixing 500mL of 2.0M HCN (Ka= 4.9x10^-10) with 500mL of 1.0... Asked on March 11, 2015 at 12:13 AM Explain Why some ionic compounds are soluble in water. Explain why non-ionic compounds, such as etha... Asked on March 11, 2015 at 12:15 AM