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Write balanced equation for the following reaction of aqueous of feCl3, and Mg3(po4)2 to give FePo4 and MgCl2. Molecular Equation? Ionic Equation? Net ionic equation? What the name of this type of reaction? Which ions are spectator ions?
Give a set of variables that is sufficient to specify the thermodynamic state a homogeneous pure substance
A 1 M solution of acetic acid is generated and a pH of 4.74 is measured. What is the percent dissociation
An aqueous solution i s10.0% glucose by mass and has a density of 1.039g/ml at 20 degree Celsius. Calculate the freezing point and the normal boiling point of this solution
It takes 48.0 to raise the temperature of an 9.10 piece of unknown metal from 13.0 to 25.0. What is the specific heat for the metal?
The precipitate SnO2·4H2O was removed by filtration. The resulting filtrate and washings were diluted to a total volume of 250.0 mL. A 15.00 mL aliquot was buffered and titration of the lead, copper, and zinc required 35.78 mL 0.001500 M EDTA.
Calculate the thickness of a salt layer left after evaporating an ocean of 35%u2030 salinity and 4-km depth.
When 0.0172 mol HI is heated to 500 K in a 2 L sealed container, the resulting equilibrium mixture contains 1.9 g of HI. Calculate Kc for the decomposition reaction 2HI(g) *) H2(g) + I2(g) .
A 4.70 g nugget of pure gold absorbed 285 J of heat. The initial temperature was 24.0°C. What was the final temperature.
Account for the fact that H3C-Cl (dipole moment 1.94D) and H3C-F (dipole moment 1.82D) have almost identical dipole moments, even though fluorine is considerably more electronegative than chlorine.
basketball with a volume of 3.50 Liters is left in a car when the temperature is 298 K. What will the volume of the ball be as the car heats up to 305 K during the day?
Lipids (fats) are esters of long chain fatty acids and glycerol. Similarly, describe the general structures of proteins and carbohydrates.
Calculate the number of moles in each of the following quantities.a) atoms of each element in 3.35 moles of aspirin(C9H8O4)
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