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What is the concentration of hydroxide ion in a 0.27 M aqueous solution of hydroxylamine, NH2OH? Please be detailed on how Kb is found.
Celsius the initial concentration of the three gases are.3M H 2 S,.3H 2 and .150 S 2 you just need to determine the equilibrium concentrations of all these given 3 gases?
Thermal decomposition of 5.00 metric tons of limestone to lime and carbon dioxide requires 9.00 x 10^6 kJ of heat.
The final temperature of the water in the calorimeter was 24.2 deg C. What is the heat capacity of the calorimeter?
A gas expands and does P-V work on the surroundings equal to 327 J. At the same time, it absorbs 121 J of heat from the surroundings. Calculate the change in energy of the gas.
calculate the freezing point depression for the solution b). calculate the molality of the solution
how many grams of calcium chloride will be Produced when 26 g of calcium carbonate are combined with 13.0 g of hydrochloric acid. Which reactant is in excess and how many grams of this reactant will remain after the reaction is complete
A mixture of 0.146 moles of C is reacted with 0.117 moles of O2 in a sealed, 10.0L vessel at 500 K, producing a mixture of CO and CO2. The total pressure is 0.640 atm. What is the partial pressure of CO?
A meteorological ballon contains 250.0L He at 22 degrees celsius and 740.0mm Hg. If the volume of the ballon can vary according to external conditions
Transition metals can combine with carbon monoxide to form compounds such as Fe(CO)5 and Co2(CO)8. If you combine 0.150 g Ni with CO and isolate 0.437 g Ni(CO)x
List three distinct metabolites that act as allosteric regulators of PFK and indicate the logic of how they affect PFK activity
calculate the mole fraction of toluene in the solution that contains 126g toluene and 94g benzene
How much heat energy would be needed to raise the temperature of a 15.0 g sample of iron (C = 0.448 J/goC) from 22.0 oC to 100.0 oC?
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