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An unknown colorless aqueous solution may contain any of these nine ions CO3 2- SO4 2- Cr4 2- Cl- Pb2+ Ni2+ Cu2+ or Fe3+ using the chemistry you learned in this experiment and table of solubility rules list all pairs of ions that could not possibly be present together in the unknown colorless aqueous solution.
Why is it necessary to use relatively exotic reagents to form precipitates with the Lithium group ions
Why does bromine add faster to a disubstituted double bond than a monosubstituted double bond to produce dibromides
How many litres of 1.5 M NaOH will be needed in the titration of 0.420 L of 4.66 M of phosphoric acid to achieve physiological pH of 7.40?
Calculate the molarity of a solution containing KCI and water whose osmotic pressure at 31.4 degrees Celsius is 125 torr. Assume complete dissociation of the salt. What are the steps to arrive at an answer of 0.00329M
three gases 8.00 of methane 18.0 of ethane and an unknown amount of propane were added to the same 10.0- container.
What are some differences and/or similarities in the type of inhibition caused by heat, acid or base and heavy metal ions on enzyme activity
What happens when the following compound is heated with dil. NaOH - Cite an example of intramolecular Aldol Condensation
dissolved in enough water to make 250.0 mL of solution. Write the hydrolyis reaction for the ion that controls the pH, and calculate the pH
The experimenter at this time finds that the vessel and it contents weigh 10.5 g more than the vessel full of ethanol only. The density of the ethanol is .789g/cm^3. Explain what is the density of the object
What is the vapor pressure of this solution at 30°C? (The vapor pressure of water is 31.8 mmHg at 30°C.)
Air at 50 % relative humidity is cooled isobarically at 1 atm from 90 degrees celcius to 25 degrees celcius. How many moles of water condense per cubic meter of feed gas
Consider air to be a mixture of 80% nitrogen and 20% oxygen.How much work is required to raise the temperature of 6 mol of air by 3 °C in an adiabatic process?
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