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Calculate the cell potential for the following reaction as written at 59 degree celsius, given that [zn2+]=0.765 and [fe2+]=0.0120 M. Standard reduction potentials are needed.
Zn(s) + Fe2+ (aq) equilibrium Zn 2+ (aq) + Fe(s)
If you have a sample of a gas at 25.0 oC and at a pressure of 4.5 atm, what will the pressure be if the temperature is raised to 50.0 oC?
What mass of zinc in grams is required to produce 3.2L of H2 (g) from the following reaction at 78 degrees celcius and 790mmHg? Please explain
Calculate the empirical formula and then determine the molecular formula of this compound using the given molar mass. b) Draw three lewis structures for molecule that satisfies the octet rule for each atom.
Explain fructose solution with a concentration f 80mg/ml, but need to take 3.5L of fructose solution with a concentration of 300 mM.
A closed container holds 3.14 mol of C(s) and 12.3 mol of O2(g) at 4.94 atm and -4°C. After the reaction has been run to completion (the only product is CO2(g)).
how many grams of silver nitrate are present when 8.50 g of silver are in a sample?
A dilute electrolyte solution is prepared by dissolving iron(III) chloride in water. It is found to have a freezing point
How is "soap" chemically different from "detergent"? What chemical features and properties of detergents make them better than soap for hard water applications?
A 500mL solution contains 1.68g NH3 and 4.05g (NH4)2SO4. How many mL of 12M HCl is needed to change the pH to 9.00?
find the number of moles of water that can be formed if you have 218 moles of hydrogen gas and 104 moles of oxygen gas
oleci acid has following compostions : 76.54%C, 12.13%H, 11.33% O. If the experimental molar mass is 282.g/mol, what is the molecular formula of oleic acid?
Compare alkalide ion with the neutral alkali atom - For a given alkali metal, how does the ionic radius of the alkalide ion compare to that of the neutral alkali metal atom? Explain using physical arguments.
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