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A sugar water mixture contains 45.8g of sugar and 108.5 g of water. What is the percent by mass of sugar and the percent by mass of water in the solution?
2 O3 (g) ? 3 O2 (g) (rate expression)
Compute the amount of heat essential to fully sublime ninety grams of solid dry ice (CO 2 ) at its temperature of sublimation if it is given that the heat of sublimation for CO 2 = 32.3 kj/mol express your answers in kilojoules?
calculate the minimum volume of 1.00M HCL required to react completely with 5.00g of Ca ?
The best combination of reactants for preparing (CH3)2CHSH is a. (CH3)2CHBr + NaSH b. (CH3)2CHOH+CH3SH c. (CH3)2CHONa +CH2SH d. CH3CH2CH3 + NaSH
calculate the number of NaCl formula units formed when 176 Na atoms and 98 Cl2 molecules react?
mixture of 2-amino-propanoic has a specific rotatio of -5.6. What is the percent composition of the mixture of the specific rotation for the S enantiomer is +14.5
Determine the pH, percent ionization and all of the equilibrium concentrations for each of the following.
nbspthe electronic configuration of methyl 4-methoxycinnamate might be established very well in the cyclic intermediate
A solution contains 3.2x10-1M Co2+ and 2.5x10-3M Fe3+. NaOH is added to the solution, which cation will precipitate first?
From your calculation of the specific rotation for L-erythrose 4-phosphate in Q4. above determine the specific optical rotation, [?]D for D-erythrose 4-phosphate? A) -100 B) -10 C) 100 D) 10 E) -1
addition of hbr to 1-phenylpropene yield only 1-bromopropylbenzene.propose a mechanism for the reaction and explain
What units do chemistry normally use for density of liquids and solids? for gas density? Explain the differences
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