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Part 1) Calculate the E0 for the dissolution of aluminum in copper (II) chloride.
Part 2) At what concentrations will aluminum not dissolve in copper (II) chloride.
(a) What was the molar concentration of acetic acid in the vinegar (b) Assuming the density of the vinegar to be 1.1 g/mL, what was the percent (by mass) of acetic acid in the vinegar
The heat of fusion of water is 334 J/g, and the specific heat of water is 4.18 j/g degrees C. How many joules of heat are released when 20.0 g of water at 30.degrees C is cooled to 0.0 degrees C and frozen to ice at 0.0 degrees C.
An isolated sugar from a cereal sample is either C12H22O11 or C6H12O6. Burning 0.5576 grams of the isolated carbohydrate in a combustion analysis caused the mass of an ascarite CO2 absorber to increase by 0.8609 grams. Which compound has been isolate..
A mixture of N2 and O2 has a density of 1.185 g/L at 25 degrees C and 1.00 atm. What is the mole fraction O2 in the mixture . Assume ideal gas behavior.
What is the initial sulfur dioxide concentration (in mol/L or M)?
The hemoglobin of blood, a protein, is known to contain 0.335% iron by mass, Structural evidence indicates that there are four atoms of iron per molecule
Determine how will this error control the final computed percentage of CH3COOH in the vinegar
what ions will the following elements form?
particular coal contains 5.45 by weight of sulfur. how many grams of so2 gas will be produced when 100.0g of the coal
Calculate ?Ssys (in Joules) when 20.0 moles of oxygen gas undergo an isothermal reversible expansion from 30.0 L to 80.0 L.
A liquid has a H vaporization of 35.5kJ/mol and a boiling point 0f 122 degrees celcius at 1.00 atm.What is its vapour pressure at 109 degrees celcius.
A solution of iodine was standardized with ascorbic acid. A 0.1150 g sample of ascorbic acid required 28.37 mL of I2 to reach a starch end point. Calculate the molarity of the iodine solution.
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