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calculate the grams of solute needed to prepare each of the following solutions: a)2.00 L of a 5.00 M NaOH solution. b) 325 mL of a .100 M CaCl2 solution. c) 15.0 mL of a .500 M MiNO3 solution.
In Organic synthesis, we are often using drying agents such as sodium sulfate, magnesium sulfate, etc. to dry our solutions. Which of the following is true? (There are more than one correct answers)
Among the elementary subatomic particles of physics is the muon, which decays within a few nanoseconds after formation. The muon has a rest mass 206.8 times that of an electron. Calculate the de Broglie wavelength associated with a muon traveling..
If 4.00 mol of calcium carbide (CaC2) reacts with an excess of water, how many moles of acetylene (C2H2), a gas used in welding, will be produced.
How many grams of precipitate are formed if 0.27 grams of barium nitrate is mixed with 0.2 L of 0.8 M potassium carbonate?
if the reaction produces 5.72 grams of a compound called magnesium ammonium phosphate,MgNH4PO4. what is the percentage of phosphorus in the original plant food sample?
prepare a MO energy-level diagram for NO, showing clearly how the atomic orbitals interact to form MOs.
The Na -glucose symport system of intestinal epithelial cells couples the \"downhill\" transport of two Na ions into the cell to the \"uphill\" transport of glucose, pumping glucose into the cell against its concentration gradient
excess amount of a generic metal hydroxide M(OH)2, is mixed with pure water. The resulting equilibrium solution has a pH of 10.28. What is the Ksp of the salt at 22 °C?
30.0 mL of pure water at 280. K is mixed with 50.0 mL of pure water at 348 K. What is the final temperature of the mixture? Ignore significant figures for this problem.
Cyclohexanol, C6H12O, has a heat of combustion of -890.7 kcal/mol. A sample containing only 0.708 g of cyclohexanol undergoes complete combustion in a bomb carlorimeter that has a heat capacity
Consider radiation of wavelength of 4000 Angestroms, at a temprature of 3000 K. using a rayleighs- jeans law, calculate the energy per unit volume per energy wavelength?
A solution has a volume of 2.0 L and contains 36.0 g of glucose (C6H12O6). If the molar mass of glucose is 180 g/mol, what is the molarity of the solution.
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