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For the following reaction KClO3---->KCl+1/2 O2 assign oxidation states to each element on each side of the equation...reactants and products. Which element is oxidized? Which element is reduced?
Balance the following oxidation-reduction reactions that occur in basic solution. Use the lowest possible coefficients. Include states-of-matter under the given conditions in your answer.
dissolved in 100.0 mL water and titrated with 0.500 M NaOH; it takes 45.1 mL to reach the equivalence point. What is the molecular mass (g/mol) of pyruvic acid?
Converting Grams and Moles, To do this assignment, use your calculator to do the calculations required. Then invert the calculator to read the message word. Insert the message word into the appropriate space in the statement
In a glass if you are take 1.0 ml of a solution of HCl with a pH of 4.0 and add it to 9.0 ml of distilled water, what would be the pH of the final solution
how many sigma bonds and pi bonds, respectively, can be formed by a carbon atom that is sp hybridized
how many grams of C5H10O2 need to be dissolved in 50 mL of solution, in order to have a 0.1 molar solution?
Calculate the pH of each of the following strong acid solutions: 5.00 mL of 1.00 M HCl diluted to 0.500 L d) a mixture formed by adding 50.0 mL of 0.020 M HCL to 150 mL of 0.010 M HI
The final temperature of the water and metal was 25.0 C. Assuming no heat is lost to the surroundings,calculate the specific heat of the metal and estimate its atomic weight
The acidic anion reacts with strong bases according to the following net ionic equation HC8H4O4-(aq) + OH- (aq)--->C8H4O4-2(aq) + H2O(l) If a 0.902g sample of KHC8H4O4 is dissolved n water and titrated to the equivalence point, with 26.45 mL of Na..
Determine the energies of ten lowest energy levels for this system.
If a sample of Mg is not fully thermally decomposed during the procedure, will the mole ratio of Ca to CO2 be higher or lower? Explain.
Two 20.0-g ice cubes at -18.0 °C are placed into 295 g of water at 25.0 °C. Assuming no energy is transferred to or from the surroundings, calculate the final temperature of the water after all the ice melts.
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