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How might your description of the flame color for LiCl change if your wire containing the salt slurry was contaminated with CuCl2?
a liter of solution contains .10 mol of Ag+ and .10 mol of Ba+2. if a highly concentrated solution of K2CrO4 is added drop by drop which will precipitate first. Ag2CrO4 or BaCrO4
reacts with excess Mg to produce 4.20L of H2 gas at 745 mmHg pressure and 35 degrees celcius. What is the molarity of the HCl solution?
Ether also an alkenes are formed as by-products in this reaction. Depict the structures of these by-products as well as give mechanisms for their formation.
What volume of hydrogen at STP is produced by dissolving 13.49 g of aluminum in excess sulfuric acid? A. 11.2 L B. 14.9 L C. 16.8 L D. 22.4 L
How many grams of solid acetate (82.0 g/mole) should be added to 1.50 L of a 0.287 M acetic acid solution to prepare a buffer with a pH of 4.140. Grams of sodium acetate
You are about to perform a reaction that requires 1.25 mol of CaCl2 to go to completion. The solution available in the stock room has a concentration of 33 % w/v. How many mL of this solution will you need to use? A. 46 mL B. 420 mL C. 0.034 mL D...
the addition of h2 to cc double bonds is an important reaction used in the preparation of margarine from vegetable
a solution of 4.00 g of sodium carbonate is mixed with one containing 4.00 g of silver nitrate. after the reaction is complete, the solutions are a mixture of salts.
Provide simple instructions for preparing 1.00 L of a solution having pH = 7.00 at 298 K. Your instructions should include the volumes of the solutions required.
A rolaids tablet contains calcium carbonate, which neutralizes stomach acid. If a rolaids tablet neutralizes 42.15 mL of 0.320 M hydrochloric acid, how many milligrams of calcium carbonate are in a rolaids tablet. CaCO3(s) + 2HCI(aq) -(arrow right)..
What is the relationship between myelin sheath and dopmaine? What does myelin sheath do, how does it porvide insultion. What disease are caused when myelin sheath stops working and how does this effect elderly people?
A sample of fluorine has a volume of 1.79 L when the temperature is 101.5 deg C and the pressure is 794 torr. Explain what will be the volume when the pressure is 73.02 kPa as well as the temperature is 223.2 deg C
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