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At saturation, 3.0 x 10-9 moles of AlPO4 have dissolved in 2 L of water. What is Ksp for AlPO4 at this temperature?
How many moles of urea (60. g/mol) must be dissolved in 100 g of water to give a 2.5 molal solution?
Equilibrium between the composition of Hydrogen sulphide in the gaseous and liquid phases can be represented as Yn=48.3Xn.
A mixture of butene and butane burn in the air to give CO2 and H2O.suppose u burn 2.86g of the mixture and obtain 8.80g of CO2 and 4.14g of H2O.
Predict the following Bronsted acid-base reaction at 25 C: HF+CL- -> HCL + F- (a)Predict whether K will be greater or smaller than one? (b)Does delta S prime and delta H prime make a greater contribution to delta G prime?
What volume in milliliters of a 0.5 solution of copper ll sulfate, CuSO4, is needed to react with an excess of aluminum to provide 11g of copper?
When a 2.00-g sample of KSCN is dissolved in water in a calorimeter that has a total heat capacity of 1.083 kJ·K-1, the temperature decreases by 0.460 K.
Explain What is the concentration of the HCl, A 25.00 mL sample of HCl of unknown concentration is completely neutralized with 25.00 mL
How much heat in kilojoules is needed to bring 1.30 kg of water from 33.7 to 97.1 °C (comparable to making four cups of coffee)?
if 40.0 kJ of energy is absorbed by 500.0 g of water at 10.0 degrees celcius what is the final temperature of water?
A rigid cylinder with a movable piston contains a 2.0-liter sample of neon gas at STP. What is the volume of this sample when its temperature is increased to 30.°C while its pressure is decreased to 90. kilopascals.
25.0 ml of a 0.2450 M NH4Cl solution is added to 55.5ml of 0.1655 M FeCl3. What is H concentration of chloride ion in the final solution.
when a mixture of these two gases are compressed to a smaller volume, which way does the reaction shift to? the reaction is originally at 588 kelvins and has an equilibrium constant of "k"=0.0180
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