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Consider a solution that contains 62.0% R isomer and 38.0% S isomer. If the observed specific rotation of the mixture is -50.0°, what is the specific rotation of the pure R isomer?
What is the total number of liters of O2(g) produced from the complete decomposition of 0.500 mole of KClO3(s)?
How many moles of naphthalene are required to react stoichiometrically with 1.24 moles of 2-bromo-2-methylpropane to produce 1.24 moles
Draw lewis structures of all the important resonance forms of HCO2-. Indicate the values of nonzero formal charges
How many moles of atoms are in each of the following? 4.1*10^24 Pb atoms ,2.15*10^22 He atoms
what is the molarity of a solution made by dissolving 26.42g of (NH4)2SO4 in enough H2O to make 500 mL of solution?
Determine the intermolecular distances for the two molecules and account for their similarity or difference.
How many phases and components are present. (b) What is the variance (the number of degrees of freedom) of the system? Identify the independent variables.
One of the students in lab decided to use two fractionating columns (one on top of the other) instead of just one. How would this a) affect the separation between hexane and heptane?
A flask contains 0.430 of liquid bromine, . Determine the number of bromine molecules present in the flask
Use bond enthalpies to estimate the enthalpy change for the following gas-phase reaction.
Consider the open ammonia-water system with a partial pressure of ammonia pNH3 = 10?5 atm. What is the equilibrium pH and composition of this solution?
Bob dissolved .36 grams of KHP in 15 mL of water. He found out that it required 20 mL of NaOH to reach the endpoint the endpoint of the titration.
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