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1) What type of bonding is used between the Cu2+ cation and the SO42- anion, in CuSO4 (ionic, covalent...)? Write an equation for the process of solid CuSO4.xH2O dissolving in water. How is this different from the process in Question 1? Write an equation for the process of solid CuSO4 dissolving in water.
2) Aluminium sulfate hydrate Al2(SO4)3.xH2O contains 13.63% Al by mass. Calculate x, that is, the number of water molecules associated with each Al2(SO4)3unit.
What type of orgainc compound is responsible for the fruity flavorings found in many natural substances
find calories and joules lost when 75.0 g of water H20 cools from 86.4 degrees celsius to 2.1 degrees celsius.
Lethality of Carbon Monoxide, Sulfur Dioxide and TNT, Air monitoring provides the following contaminant concentrations at the approximate center of a fire scene in which acres of automobile tires are burning
What volume will a mixture of 0.65 mole H2 and 0.63 mole Kr occupy at 741 torr and 53.0 degrees celcuis
What is the percent hydrogen (H) by weight of a solution containing 53.5mL of CH3COCH3? The density of acetone is 0.788 g/mL
At what temperature does the numerical reading on a Celsius thermometer equal that on a Fahrenheit thermometer
What weight of sodium formate must be added to 400mL of 1M formic acid to produce a buffer solution that has a pH of 3.50
Hydrogen reacts in a fuel cell to produce water and electricity according to the reaction below. What is the maximum amount of electricity you might derive from 7.50 g of hydrogen
Calculate the volume of 1.0 x 10-4 M CV+ solution that needs to be added to a 25.0 mL volumetric flask and diluted with deionized (DI)
The remaining solid residue dissolved when 6 M NH3 was added but no precipitate was formed. The solution was then acidified with 6M HCl and a white precipitate formed. Based on this info
How much ice (in grams) would have to melt to lower the temperature of 352 mL of water from 26 C to 4C? (Assume the density of water is 1.0 g/ml.)
The half-life of U-235, an alpha emitter, is 7.1*10^8 yr.Calculate the number of alpha particles emitted by 9.1 mg of this nuclide in 8.0 minutes.
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