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Beaker contains aq soln of 6.94*10^-3M NiCl_2. beaker contains aq soln of 2.06*10^-5M Na_2CO_3. the two solns are mixed together (no volume change) if NiCO_3 has a Ksp of 1.42*10^-7 what do you expect to see?
A balloon is inflated to a volume of 8.3 L on a day when the atmospheric pressure is 652 mm Hg. The next day, as a storm front arrives, the atmospheric pressure drops to 620 mm Hg
Calculate the pH of a solution formed by mixing 250 mL of 0.150 M NaHCO3 with 250 mL of 0.100 M Na2CO3. What is the molarity of the prepared buffer?
What volume and mass of steam at 100 degrees celsius and 760 torr would release the same amount of energy as heat during condensation as 65.5 cm(cubed) of liquid water would release during freezing?
Consider the reaction CuSO4(s) ! CuO(s) + SO3(g) . If G? = -14.6 kJ at 950?C for this reaction, calculate G for an SO3(g) pressure of 50 bar at this temperature.
how many grams of sodium oxide will be formed if 46 grams of sodium are used in the reaction. 4Na + O2 yields 2Na2O
What is the hydronium-ion concentration in a 0.025 M solution of carbonic acid, H2CO3? For carbonic acid,
Consider the reaction when aqueous solutions of sodium sulfide and manganese(II) sulfate are combined.
If the 53 g aluminum block is initially at 25^circ C, what is the final temperature of the block after the evaporation of the 1.02 galcohol? Assume that the heat required for the vaporization of the alcohol comes only from the aluminum block and t..
Calculate the NET ATP formed in the catabolism of Oleic Acid, a 20 Carbon Molecule. label the parts of the equation to show the relative contributions of Beta Oxidation,
calculate the amount of cobalt(II) nitrate hexahydrate [Co(NO3)2 * 6H2O] needed to prepare 50 mL of a 0.15 M cobat(II) nitrate stock
How many grams of oxygen are collected in a reaction where 222 mL of oxygen gas is collected over water at a temperature of 25°C and a total pressure of 697 torr?
So we did a preparation of t-pentyl Chloride experiment in class the other day using t-pentyl alcohol, HCL, Aqueous sodium Bicarbonate, and calcium chloride as the drying agent.
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