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A generic salt AB2 has a molar mass of 207g/mol and a solubility of 8.80 g/L at 25C. What is the Ksp of the salt?
How many mls of 12M Acetic Acid must be added to 500 ml of 0.5M Sodium acetate to prepare a buffer of pH 4.76 (pKa of Acetic Acid is 4.76).
A 30.5-g sample of an alloy at 93.0°C is placed into 50.0 g of water at 22.0°C in an insulated coffee cup with a heat capacity of 9.2 J/K.
Substances A2, B2, and C2 can act as oxidizing agents. Solution A2 is green, B2 is yellow, and C2 is red. In the reactions in which they participated they are reduced to A-, B-, and C- ion, all of which are colorless
q. determine what is the mass of gasoline in tank of your cars if it is filled to its capacity of 15.0 gallons given
A solution 14.3 % (by mass) HCl. The density of the solution is 1.08 g/mL. What is the molarity of the solution
A 320. mL air sample collected at 35°C has a pressure of 550. torr. What pressure will the air exert if it is allowed to expand to 425 mL at 59°C?
If you are to construct the molecular orbital energy diagram of ScBr, do you think the energy levels will be closer to the atomic orbital energy of Sc or Br. Why.
Liquid nitrogen has a density of 0.807 g/mL at -195.8 °C. If 1.00 L of N2(l) is allowed to warm to 25°C at a pressure of 1.0 atm, what volume will the gas occupy.
A 2.30mL of seawater contains about 4.00x10^-10g of gold. The total volume of ocean water is about 1.50x10^21 L. Calculate the total mass of gold found in the worlds oceans in grams
given 4 NH3(g) + 5 O2(g)4 NO(g) + 6 H2O(g) 1,25g of NH3 reacts with 2,29g of O2 what is the limiting reactant?
Sodium Chloride (NaCl), Please express answer in grams and breakdown of how answer was derived
During the preparation of a solution, a solute is dissolved in a volume of solvent smaller than the desired volume of solution. Subsequently, solvent is added until the final volume of solution is reached
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