Explain what mass of sodium sulphate
Explain what mass of Sodium Sulphate (Na2 SO 4) is required to form the 500.00 mL of a solution that is 125 ppm in Na + . Assume density of 1.00 g/mL
MW of Na2 SO 4 = 142.43 g
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Water is added to 4.267 grams of UF6. The only products are 3.730 grams of solid containing only oxygen, uranium, and the fluorine and 0.970 gram of a gas.
Biologists in national park employ the fall rabbit population as the predictor of the following spring's fox population. In the fall of 2005 the rabbit population was 500 rabbits and in the spring of 2006 the fox population was 90. The statistical
Laramine company has variable cost ratio of 0.56. Fixed cost is $103,840 and 23,600 units are sold at breakeven. Determine the price? Compute variable cost per unit?
A Carnot cycle uses 3.00 mol of a monatomic perfect gas as the working substance from an initial state of 5.00 atm and 500K. ). This expansion is followed by an isothermal compression (3rd Step), and then an adiabatic compression (4th
The change in entropy for the dimerizaton reaction 2NO2 ->N2O4 is negative. Yet it is observed to occur without any external driving force. How could you test your hypothesis? How could that be?
What is the density of the carbon nucleus when the volume of the nucleus of carbon atom is about 9.9 x10-39 mL. The molar mass of the carbon is 12.00 gmol-1.
The density of the aluminum is 2.70g -mL. A perfect cube of aluminum metal was found to weigh 20.00g. Determine the dimensions of the cube?
What does this tell you about the electronic and geometric structures of these complexes? Why is the spin-only formula so precise in these cases?
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