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Calculate the number of grams of potassium chloride, KCl, that will be formed by the decomposition of 6.45 grams of potassium chlorate, KClO3. Oxygen gas, O2, is the other product.
Calculate the mass percent of nickel (II) nitrate in the solution. Showing how you get the answer is most helpful
For your cereal sample, you added the same volume of sodium acetate that you added to your standards and solution unknown.
The molar heat of vaporization of benzene at 1atm is 30.8kJ/mol. The boiling point of benzene at 1atm is 78.3C. Calculate the entropy change when 11.5g if benzene boils at this temperature
Given the following reaction, if 32.5 g of Cl2 reacts completely with excess P, how many g of PCl3 will be produced. 2 P + 3 Cl2 --> 2 PCl3
For a given reaction, the reaction forms predominantly products at equilibrium (i.e. it essentially goes to completion). Which of the following represents a reasonable value for K
Calculate the binding energy per nucleon (in MeV) for P-32 (atomic mass = 31.9739 u). mass H = 1.007825 u and mass n = 1.008665 u.
When 16 mL of water at 19 C is combined with 15 mL of water at 59 C, what is the final temperature of the water?. The specific heat of water is 4.184 J/g/K and its density is 1.0 g/mL.
A balloon containing 4.28 L of an unknown gas at 1.00 atm and 298 K has a mass of 16.90 g. The empty balloon has a mass of 2.24 g. What is the molar mass of the gas in the balloon
How long does it take to deposit a coating of gold 1.00um thick on a disk-shaped medallion 4.00 cm in diameter and 2.00 mm thick at constant current
Draw products A through E for the following series of reactions. If both ortho and para product would form, continue on only with the para product, but mention that ortho would also be a product.
A closed container is filled with oxygen. The pressure in the container is 425 . What is the pressure in millimeters of mercury
Which of the following does not have higher exp. S (entropy) than calculated S in pure H20, Which of the following effects is explained through ion pairing
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