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Given the reaction: KMnO4+KI+H2SO4 - - - - - > K2SO4+MnSO4+I2+H2O (unbalanced) How many moles of K2SO4 are produced by allowing five moles each of KMnO4, KI and H2SO4 to react?
In reference to the tripeptide Gly-Ala-Val, what is the isoelectric point at a pH of 5 and in what direction would it move if placed in an electric field.
What are the atomic orbitals used in the double part of the double bond If the C-C axis of the given molecule is the y axis, and the x axis is up and down in the plane of the paper,?
6Na+Fe2O3->3Na2O+ 2Fe. If you are provided 20.0 moles of sodium & excess iron (III) oxide, how many moles of iron would form?
it decomposes into CO gas and Cl2 gas. If 12.5g of COCl2 is initially placed in a 2.20L container at 575K, calculate the concentration of CO at equilibrium. Kc= 2.50 * 10^-3 at 575K.
A mercury manometer is connected on one side to a bulb containing argon, while the other end is open to atmospheric pressure, which is 762 mmHg.
Show how you can separate a racemic mixture of R,S-lactic acid in its pure enantiomers using a chiral amine of choice. Draw the reactions using structural formulas and describe the process
What is the maximum amount of O2 in grams that can be obtained from 2.00 x 102 g of nitroglycerin?
its initial value in a first-order reaction, what is the rate constant for the reaction in the units min-1?
A 26.0-g sample of ice at -11.0°C is mixed with 123.0 g of water at 90.0°C. Calculate the final temperature of the mixture assuming no heat loss to the surroundings.
Calculate the pH during the titration of 21.7 mL of 0.451 M KOH with 0.212 M HBr after 18.3 mL of the acid have been added.
What is the total molar concentration of ions in each of the following solutions, assuming complete dissociation? A 0.500M solution of K3CO3
Carbon-14 has a half-life of 5730 years. In a plant fossil, you find that the C^14 has decayed to 1/16.0 of the original amount. How long ago was this plant alive. Express your answer numerically in years.
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