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If the enthalpy change for the reaction below is delta H= 198kJ, how many grams of sulfur dioxide are produced when 804 kJ is absorbed?
2 SO3 (g) + 198 kJ yields 2 SO2 (g) + O2 (g)
SO2 molar mass = 64.07 g/mol
SO3 molar mass = 80.07 g/mol
Write a balanced net ionic equation that occurs when the slightly soluble salt Mn(OH)2 (s) dissolves in water, forming aqueous ions.B. Calculate the molar solubility of Mn(OH)2 (Ksp = 2.0x10-13) in pure water.
if 162 of wet is collected over water at 24 and a barometric pressure of 736 how many grams of have been consumed? the
the water temperature rose from 20.27oC to 26.87oC. If the mass of water surrounding the calorimeter was exactly 1000 g and the heat capacity of the bomb calorimeter was 1.75 kJ/oC, calculate the molar heat of combustion of CH3OH. The specific hea..
At -14.0°C (a common temperature for household freezers), what is the maximum mass of saccharin (C7H5NO3S) you can add to 1.50 kg of pure water and still have the solution freeze? Assume that saccharin is a molecular solid and does not ionize when..
The weight of your 1285-kg car is supported equally by its four tires, each inflated to a gauge pressure of 36.0 lb/in2. What is the area of contact each tire makes with the road?
If an electric car is capable of going 230. km on a single charge, how many charges will it need to travel from Boston, Massachusetts to Miami, Florida, a distance of 1486 mi, assuming that the trip begins with a full charge?
A chemist creates a buffer using benzoic acid (Ka=6.30*10^-5) and sodium benzoate by mixing 50.00mL of 0.950M benzoic acid with 40.00mL of 0.850M sodium benzoate.
How does the energy of a hydrogen 1s orbital compare with that of a lithium 1s orbital, what is it's sign and what is meant by the term "lower in energy"
A gaseous mixture of O2 and Kr has a density of 1.104 g/L at 435 torr and 300K. What is the percent of O2 in the mixture?
Question- Calculate the standard free energy change for the reduction of pyruvate by NADH. Is this reaction spontaneous under standard conditions
Elementary mercury was first discovered when a mercury oxide was decomposed with heat, foarming mercury metal and oxygen gas. Wehn 0.24-g sample of the mercury oxide is heated, 0.189-g of mercury metal reamins.
Problem- Consider the Haber Process for the synthesis of ammonia shown below. Use the given equation to solve the following problems:
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