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How much energy is liberated at constant pressure if .0894g of HCl reacts with excess calcium carbonate?
"Discuss in detail, one way in which atomic nuclear decay takes place. What is the significance of atomic nuclear decay? Analyze the societal implications of using this process".
Determine its molecular formula if the molar mass of the compound = 199.55 grams per mole?
When the following reaction is balanced in acid solution using the lowest possible whole number coefficients, the coefficient of Cl2(aq) will be: Cl-(aq) + MnO4-(aq) ---> Cl2(aq) + Mn2+(aq)
What is the relationship between the atomic numbers and the ionic radius of the elements in a group.
When a sample of molten MgCl2 and a sample of aqueous MgCl2 are electrolyzed with inert electrodes different products are obtained. Determine the product of the electrolysis of each sample and explain why there is a difference.
A solution is prepared by mixing 250 mL of 1.00 M CH3COOH with 500 mL of 1.00 M NaCH3COO.
The average kinetic energy of the molecules in a gas sample depends only on the temperature, T. But given the same kinetic energies, a lighter molecule will move faster than a heavier molecule.
What are the two pKa values for carbonic acid? What is the pH of a 0.100M solution of potassium bicarbonate. What is the pH of a 0.100M solution of potassium carbonate
Use the Henderson-Hasselbalch equation to calculate the pH of a solution that is 0.165 M in propanoic acid and 0.125 m in potassium propanoate.
ammonia nh3 can be synthesized by the following reaction2 no g 5 h2g -gt 2 nh3g 2 h2ogstarting with 86.3 g no and
Find the pH of the equivalence point and the volume (mL) of 0.0740 M KOH needed to reach the equivalence point in the titration
A reaction at 4.39 atm consumes 5.20 L of a gas adiabatically (q = 0). Calculate the change in internal energy of the system (in kJ).
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