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A 10 mg of methyl chloride vapor is added to one liter of nitrogen at 20 C. Pressure is kept constant at 1 atmosphere. What is the final volume and the methyl chloride concentration in mg/cu m and ppmv?
How many grams of F2 must react with NaCl in the following reaction if 800 kJ of energy are released? 2NaCl + F2 --> 2NaF + Cl2, ?H = -320 kJ
how many grams of sulfur are needed to react completely with 246 g of mercury to form HgS
The reaction of 8.10g of Carbon with excess O2 yields 12.80g of CO2. What is the percent yield of this reaction?
the sodium acetate play in the synthesis of the amide functional group of phenacetin?
suppose you calibrated an apparatus by injecting 20.0 ml of air at 0.933 atm and 23.1.c into your apparatus containing
Question- 1.What is the mechanism of the condensation reaction between mole equivalent of acetone and benzaldehyde to benzalacetone. 2. What are the four products resulting from an aldol condensation of a mixture of ethanal and acetophenone
A solid mixture contains MgCl2 and NaCl. When 0.5000 g of this solid is dissolved in enough water to form 1.000 L of solution, the osmotic pressure at 25°C
the temperature of a gas in a sealed, rigid, insulated container, what happens to the density of the gas?
Explain to what temperature would you have to heat Au(l) to cause its vapor pressure to become 314.3 mm Hg if its heat of vaporization as well as boiling point are 365.00 kJ/mol and 3080.2 K, respectively
The equilibrium constant for the reaction Ni(s) + 4CO(g) ? Ni(CO)4(g) is 5.0 × 104 at 25°C. What is the equilibrium constant for the reaction Ni(CO)4(g) Ni(s) + 4CO(g)? A) 2.0 × 10-5 B) 2.5 × 109 C) 5.0 × 104 D) 5.0 × 10-4 E) 2.0 × 10-3
when 0.78 g of an unknown gas in contained solely in a 560 ml container the pressure is 780 torr at 5 degrees celcius.
Calculate the change in internal energy(Delta E) for a system that is giving off 65.0 kJ of heat and is performing 975 J of work on the surroundings.
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