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what is the ph of a water that contains 120 mgl of bicarbonate ion and 15 mgl of carbonate ion im not sure where to
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a dewar flask filled with 100 l of liquid nitrogen is allowed to completely evaporate and warm up to room temperature
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describe how to prepare a 50000ml of a ph 1000 100m carbonate buffer using the following reagents nahco3 fm 84007 gmol
a the xenate ion xeo3oh- slowly decomposes in alkaline solution to give perxentate xeo64- and xenon as the only
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a system absorbs 159 kj of heat and performs 83 kj of work on the surroundings what is the change in e of teh
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a hydrate of calcium sulfate caso4xh2o contains 20 water calculate the ater of crystallization x and write the formula
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even if a cospotted tlc analysis of an unknown with an authentic standard is performed one still does not know with
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estimate how many theoretical plates are needed to separate a liquid mixture of 70 mol hexane and 30 mol
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