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How would you find the Ksp of a salt using only molecular weight and solubility?
The pH of a bicarbonate-carbonic acid buffer is 8.50. Calculate the ratio of the concentration of carbonic acid (H2CO3) to that of the bicarbonate ion (HCO3-).
What mass of each will be present in the air assuming the liquid and vapor are in equilibrium? The vapor pressures at 300 K are 3.2 kPa, 13.1 kPa, and 0.23 kPa respectively.
The rate of decrease in N2H4 partial pressure in a closed reaction vessel from the reaction N2H4(g)+H2(g)?2NH3(g) is 80torr/h . What is the rate of change of NH3 partial pressure in the vessel?
Determine which of the following pairs of reactants will result in a spontaneous reaction at 25 degrees C.
What is the final temperature of the water and pieces of metal?
Then 41.44 g of water, with an initial temp of 76.9 degrees celcius, was added to the calorimeter. The final temperature of the water in the calorimeter was 22.9 degrees celcius. what is the heat capacity of the calorimeter
The system CO2(g) + H2(g) *) H2O(g) + CO(g) is at equilibrium at some temperature. At equilibrium a 4.00 L vessel contains 1.00 mole CO2, 1.00 mole H2, 2.40 moles H2O, and 2.40 moles CO.
q1. anbsp write structures for the following moleculesinbsp 2-phenylethanol.ii 2-methyl-2-propen-1-ol.iii
what is the representation of the transitition state for the rate determing step in the reaction of tert-butyl alcohol with HBr
A 72.0 mL volume of 0.25 Moles HBr is titrated with 0.50 Moles KOH. Calculate the pH after addition of 36.0 mL of KOH
Diethyl ether has a boiling point of 345 degree C and 1 butanol has a boiling point of 117 degree C. Both of these compounds have the same number and types of atom. Explain the difference in their boiling points
How many kilocal are required to increase the temp of 15.6g of iron from 122C to 355C? the specific heat of iron is
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