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hydrogen sulfide gas is a poisonous gas with the odor of rotten eggs. it occurs in natural gas and is produced during the decay of organic matter, which contains sulfur. the gas burns in oxygen as follows: 2H2S(g)+3O2(g)~2H2O(l)+2SO2(g) calculate the standard enthalpy change for this reaction using standard enthalpies of formation. general chemistry 10th edition ebbing and gammon
Calculate the equilibrium constant for the reaction that occurs when nitric acid is added to the buffer HA
If 22 mL of 5.8 M H_2SO_4 was spilled, what is the minimum mass of NaHCO_3 that must be added to the spill to neutralize the acid.
For the first order decomposition of acetone at 650 K, the concentration of acetone was 0.350 M after 25.0 min and 0.170 M after 40.0 min.
What volume of .250 M calcium chloride would be required to precipitate silver chloride if it is mixed with 600.0 ml of 0.650 M Silver nitrate.
How many moles of CF4 can be produced when 4.00 mol C react with 12.00 mol F2?
Consider the mechanism of reduction of WO3. At least two mechamisms are possible to the formation of HxWO3 during intercalation of WO3
Calculate the concentration of bicarbonate ion, HCO3 -, in a 0.010 M H2CO3 solution that has the step wise dissociation constants Ka1 = 4.3 × 10-7 and Ka2 = 5.6 × 10-11.
what is the concentration of a nitric acid solution if a 10.00ml sample of the acid reqires 31.25ml of 0.135m koh for neutralization.
if 100 mL of 0.100 M NaCl is added to 100 mL of .01 M NaCl, what is the concentration of Na ions in the final solution?"
Calculate the mass of PbCl2 that will dissolve in 50 mL of water if the solubility product constant is 1.61*10^-5?
Derive the fractional compositions for monoprotic and diprotic systems showing the steps as clear as possible including a brief description of a fraction compostion plot.
For the following acid-base equilibrium, label the stronger acid, stronger base, weaker acid, and weaker base. Predict whether the position of equilibrium lies toward the right
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