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Determine the mass of glucose, C6H12O6(s), needed to produce a 0.150m glucose solution in 50.0mL of C2H5OH(l), density 0.789g/mL
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A sample of gas in a cylinder has an initial volume of 56.0 L , and you have determined that it contains1.60 moles of gas. The next day you notice that some of the gas hasleaked out. The pressure and temperature remain t ...
Titrate the base trimethylamine (TMA) with 0.126 M HCl. (CH) 3 N(aq) + H 2 O(l) (CH 3 ) 3 NH+(aq) + OH-(aq) Kb = 6.45 x 10 -5 There are 0.00615 moles of TMA in 42.5 mL H 2 O before titration begins. What percent of TMA i ...
Suppose a tank is filled with A2(g) so that initial pressure is 0.8688 atm at temperature of 298K. Some of the A2(g) dissociates and when the system reaches equlibrium the total pressure in the tank is 1.275 atm. Calcula ...
How do the colors seen by the naked eye compare to the emission spectra emitted by the flame
Diagonal relationship and anomalous behaviour of the each element of the periodic table
The solubility of silver sulfate, Ag2SO4, inwater has been determined to be 8.0 g/L. What is the solubility in0.37 M sodium sulfate,Na2SO4?
Explain why the mass of the crucible and anhydrous salt is less than the mass of the crucible and the hydrate. What is the chemical formula of copper (II) sulfate?
How many grams of nitrogen are found in 50.0 grams of potassium nitrate?
What is the mass of NaOH present in grams, given that a 100. mL solution has a concentration of 0.125 M?
What will happen if I decide to test the solubility of sodium chloride in ethanol which is less polar than water.
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