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A 50.0 L steel vessel, filled with CH4 to a pressure of 10.0 atm at 298 K, is heated to 1600 K to convert CH4 into C2H2 . What mass of C2H2can be produced? What pressure does the reactor reach at 1600 K? 2CH4 (g) C2H2(g) + 3H2(g)
Determine the percent ionization of the following solutions of formic acid at 25 degrees centigrade (C) : a) 0.016 M, b) 5.7 X 10^-4, c)1.75 M
A 7.0 liter balloon at room temperature (22 degrees celsius) contains hydrogen gas. If the balloon is carried outside to where the temperature is -3.0 degrees Celsius.
Provide a structure for the following compound: EI mass spectrum: two molecular ions of about equal intensity at m/z = 180 and 182; IR: 1740 cm-1; 1H NMR: ? 1.30 (3H, t J = 7 Hz); ? 1.80 (3H, d, J = 7 Hz); ? 4.23 (2H, q, J = 7 Hz); ? 4.37 (1H, q, ..
KOH was used to titrate 25.0ml of HF. How many moles of KOH were used? How many moles of acid were titrated? What is the concentration of the HF?
In one experiment, when 112 grams of calcium oxide was mixed with 224 grams of ammonium chloride, 16.3 grams of ammonia was produced. What is the percent yield of ammonia in the experiment
A 25 ml sample of .10M sodium acetate is titrated with .10M HCl. What is the pH after the addition of 35ml of HCl. (Kb of CH3CO2=5.6e-10)
If the volumes of reagents indicated were combined and 219 seconds elapse before the color appears, calculate the rate of reaction in M/s.
What volume of H2 could be produced at a temperature of 19 oC and a pressure of 764 torr by the reaction of 2.98 g of aluminum with hydrochloric acid.
Calculate the corresponding Bohr's orbit radius. - Calculate and compare the probabilities for the electron to be at distances larger and smaller than this value.
A 25.0 mL sample of a 0.115 M solution of acetic acid is titrated with a 0.144 M solution of NaOH. Calculate the pH of the titration mixture after 10.0, 20.0, and 30.0 mL of base have been added.
Make sure that the final answer is expressed in the correct number of significant figures.
Are polar covalent single bonds generally stronger than pure covalent single bonds. Explain why.
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