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State the balanced molecular, complete ionic and net ionic equations for each of the subsequent acid-base reactions HNO3(aq) +Al(OH)3(s)
How many moles of excess reactant are present when 366 mL of .206 M sulfuric acid reacts with .596 L of .172 M sodium hydroxide to form water and aqueous sodium sulfate
Balance the following redox reaction if it occurs in acidic solution. What are the coefficients in front of H2C2O4 and H2O in the balanced reaction
Determine the % relative error for the following quantities: if there is no uncertainty given for a specific value, assume an absolute error of "1" in the last digit.
question a 2.70 mole quantity of nocl was initially in a 1.50 l reaction chamber at 400degc. after equilibrium was
An atomic absorption method for the determination of the amount of iron present in used jet engine oil was found, from pooling 30triplicate analyses, to have a standard deviation s=2.4 µgFe/mL. Calculate the 80% and 95% confidence limits for the r..
Using your knowledge of hydroboration/oxidation mechanism, predict major and minor products
when sodium benzyloxide is reacted with excess acetic anhydride it produces benzyl acetate and by products.
A gas mixture is made by combining 8.0g each of Ar, Ne, and an unknown diatomic gas. At STP, the mixture occupies a volume of 18.08L. What is the molar mass of the unknown gas
suppose the absorbance of an iodine sample changes from 0.6 to 0.7when the iodine concentration in it is increased from
Calculate the observed rotation for a solution of a substance (2.0g/mL) that is 80% optically pure. A 2-dm cell is used. The specific rotation for the optically pure substance is +20o.
The sample of 19.2g of KCl is dissolved into a solution with a total volume of 242.0 mL. what is the molarity of the solution
What is the concentration of KMnO4 when you mix 2 mL of .160 M KMnO4 with 10 mL of .250 M oxalic acid. Assuming that it took 120 s to observe the color change in the reaction, what is the rate of the reaction
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