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Problem- if a solution contain a mixture of Ba^2 and Ag^+ ions, write a short experimental procedure that would allow the two ions to be separated and includes a confirmatory test for verifying the presence of each ion.
Write solution with complete explanation of required steps
You are given a mixture of benzoic acid and sand. Write a short procedure to recover pure benzoic acid.
Question- Select the pair of substances in which the one with the lower boiling point at a given temperature is listed first.
compound of carbon and oxygen contains 3.00g of carbon and 8.00g of oxygen, what is the mass percent of carbon in the compound?
Why must compounds be spotted above the level of the development solvent in the develop- ing chamber
What is the volume of a gold nugget that weighs 2.20kg. The density of gold is 19g/cm^3? I set it up with D=M/V, but my answer of .0.008636 cm^3 isnt an option.
A quantity of 6.0 moles of an ideal gas is reversibly heated at constant volume from 17 C to 35 C. Calculate the entropy change.
The absorbance of the reference and the sample solutions match when the pathlength is 2.10 cm. What is the concentration of iron in the well water? For each solution, the zero is set with a blank.
Find the identity of an unkown metal, M, if .3550 grams of the unknown metal reacts with nitrogen gas to give .4025 grams of a metal nitride, M3N2
A container consists of CO2 gas at a temperature of 15 C and at a pressure of .990 atmospheres. The volume of the container is 500 mL. How many grams of CO2 would be in the container?
Many hospitals, and some doctors\' offices, use radioisotopes for diagnosis and treatment, or in palliative care (relief of symptoms such as pain). Some radioisotopes used in medicine are listed below.
What is the freezing point of a solution prepared by dissolving 39g of benzene (C6H6) in 500g of cyclohexane. Fp for cyclohexane is 6.6 C Kf=20.0 C/m.
a 36.4 l volume of methane gas is heated from 15 degrees c to 98 degrees c at constant pressure. what is the final
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