Determine the numbers of grams of sodium are needed
Determine the numbers of grams of sodium are needed to completely react with the 1175 mL of chlorine gas at 945 mmHg & 21degrees Celsius? Chlorine gas reacts explosively with the sodium metal to form the solid sodium chloride.
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At the end of the experiment a precipitate with a mass of 0.928g is obtained. Determine the % P2O5 in the plant food. An experiment was started, by mistake, with 2.37g of another type of fertilizer that has an NPK value of 19-19-19.&nbs
Determine the numbers of grams of solid NaCl must be added to 25.0 mL of 0.366 M AgNO3 solution to completely precipitate the silver? Silver chloride is virtually insoluble in the water so that the reaction appears to go to completion.
According to the delocalized molecular orbital theory of metals, in what sense do we say that the entire piece of metal is a large molecule? Explain why are nonmetallic network solids usually quite hard?
A sample of 0.4831 g of the compound was analyzed for nitrogen by the Dumas method. At STP, 27.6 mL of dry N2 was obtained. An organic compound contains C, H, N, and O.
A piece of copper also weighing 10.0 g (c = 0.385 J/g-K) is chilled in an ice bath to 0oC. A piece of gold weighing 10.0 g (c = 0.129 J/g-K) is heated to100.0oC. Both pieces of metal are placed in a beaker containing 150. g of water at20oC.
Just set up the calculations, but remember to include all information that is necessary to do the integrals and/or other calculations. Take as a trial function for the ground state of the hydrogen atom e^-kx.
Determine the volume of oxygen gas formed and collected at a pressure of 741 torr and a temperature of 18 degrees Celsius when15.00 g of potassium chloride is formed when the solid potassium chlorate is heated strongly, solid potassium chloride an
How can determine the formula mass of an unknown acid by using the manual titration volume of NaOH with which it was titrated, used to reach the endpoint?
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