Determine the maximum amount of sodium sulfate
Determine the maximum amount of sodium sulfate that can be added to the 1.00 L of 0.0020 M Ca(NO3)2 before precipitation of calcium sulfate begins? Ksp =2.4 × 10-5 for calcium sulfate.
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Determine the gravitational force among the proton (1.67 x 10-27 kg) and the electron (9.11 x 10-31 kg) in a hydrogen atom when they are 4.00 x 10-10 m apart?
If the heat capacity of the calorimeter and contents was 12.05kJ/oC, determine the value of q for burning 1.25 moles of benzene at the constant volume and 25.00oC? A sample of benzene, C6H6 weighing 3.51gwas burned in an excess of oxygen in a bo
Calculate the percent by volume of the solution when a student dissolves 1.322 grams of a solute in water. The volume of the solution is 10.18mL.
After what time interval will the block begin to slip on the turn-table? (Hint: The normal force in this case equivalents the weight of the block.)
When the speed vsphere of the solid sphere at the bottom of the ramp is 1.85 m/s, then what would be the speed vcylinder at the bottom of the ramp?
Determine the mass of iron(II) ammonium sulfate hexahydrate (FeSO4 (NH4)2SO46H2O) needed to make the100 mL of 0.0500 mol/Lsolution
Antarctica is roughly semi-circular, having a radius of about r = 2100 km. The average thickness of the ice cover is around h = 2700 m. Determine how many cubic centimeters of ice does Antarctica have?
If the specific heat capacity of nickel is 0.444J/oCg what mass of nickel was originally heated? Assume no heat loss to the surroundings. A sample of nickel is heated to 99.8oC and placed in a coffee-cup calorimeter containing 150.0 g water at23.5oC.
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