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1). Calculate the solubility of LaF3 in grams per liter in 1.3×10-2 M KF solution.
2). Calculate the solubility of LaF3 in grams per liter in 5.5×10-2 M LaCl3 solution.
At a certain concentration of reactants the rate of appearance of water in the following reaction is 0.26 M/s.
What would happen if you accidentally used 6M HCl aqueous solution instead of saturated Na2CO3 aqueous solution when extracting caffeine from tea bags.
I dissolved .5 grams of mustard in 3 mL of distilled water. I was asked to determine the mass percentage of acetic acid in mustard, so I added 2.5 mL of NaOH to turn the mustard solution red.
A 500 ml sample of O2(g) is at 780 mmHg and 30C. What will be the new volume if, with the constant pressure and amount of gas, the temperature is decreased to -15c
Rubidium atoms are bombarded with 131 nm light. What is the kinetic energy of the ejected electrons
what is the ph of a Solution prepared by mixing 163.0 ml of 2.4×10?3 MHCl and 382.0 ml of 1.4×10?3 HClO4 (Assume that volumes are additive.)
In respiratory acidosis, as the CO2 concentration decreases in the bloodstream, the concentration of H3O+ decreases, and as a result, the pH decreases below the normal range.
Compute the volume of 3M NaOH(aq)aqueous sodium hydroxide needed to neutralize the phosphoric acids and acetic acid in the synthesis of acetyl-ferrocene.
Explain the difference between simple and fractional distillation. What are the differences in glassware used in simple vs. fractional distillation
Consider the following reaction. N2 + 3H2 -> 2NH3 . 28.0 grams of N2 and 5.04 grams of H2 are reacted, producing 17.8 grams of NH3. What is the percent yield?
Express the pressure of hydrogen in atm after the volume has changed to 1.28 L and the temperature is raised to 114 oC.
Originally, a system contains only HI at a pressure of 1.00 atm at 520 degrees celsius. The equilibrium partial pressure of H2 is found to be 0.10 atm. Calculate Kp. 2HI(g) H2(g)+I2(g).
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