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At 4.00 L, an expandable vessel contains 0.864 mol of oxygen gas. How many liters of oxygen gas must be added at constant temperature and pressure if you need a total of 1.00 mol of oxygen gas in the vessel?
Nitrogen dioxide decomposes according to the reaction 2NO2(g) 2NO(g) + O2(g) where Kp = 4.48 × 10-13 at 25°C. What is the value for Kc?
How much HCl gas can be produced at STP by reacting 198 g of NaCl with excess H2SO4?NaCl + H2SO4 ! NaHSO4 + HCl.
Which do you think would be larger and why? The first ionization energy, IE1, of Ne,The second ionization energy, IE2, of Na
I need help in describing the adverse effects caused by exposure to radiation. Include some specific exposure levels associated with these significant health effects.
How much heat is required to vaporize 351 g of liquid ethanol at its boiling point.
The normal boiling point for acetone is 56.5°C. At an elevation of 5300 ft the atmospheric pressure is 630. torr.
Calculate approximately the value for the heat of sublimation of methane and calculate the pH for this solution
Why was acetone added to the reaction mixture only after we briefly mixed the catalyst and the behzaldehyde? 3. Why doesn't the dibenzalacetone product react (via the aldol condensation pathway) with the excess benzaldehyde in the reaction mixture..
How many grams of liquid methanol (CH3OH) are needed to heat 425 mL of water from 18 oC to 43 oC by combustion with oxygen.
What is the percent by mass of a solution in which 60. g of NaOH are dissolved in sufficient water to make 100 g of solution.
Using a solution prepared by adding 467 mL of 0.400 M silver nitrate with 421 mL of 0.503 M sodium phosphate then determines what is the silver ion concentration in? Ksp of silver phosphate = 2.8 × 10-18
Are the following statements about a 1.0 M solution of a strong acid, HA, true or false? [A-] › [H+]: True/False
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