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What is the half-life of a compound if 80. percent of a given sample of the compound decomposes in 72 min? Assume first-order kinetics.
Compare the proposed reaction mechanism for the sodium hypochlorite oxidation of cyclohexanol with that involved in the chromic acid oxidation
How do you calculate H2 volume needed when you are given power output required is 1kW, V .78, run for .6 hours? I only have a rate equation to work
what volume of liquid benzene must be vaporized to give that average concentration in a room
Phosphorus pentachloride decomposes to phosphorus trichloride at high temperatures according to the equation: PCl5(g) ? PCl3(g) + Cl2(g) At 250° 0.375 M PCl5 is added to the flask. If Kc = 1.80, what are the equilibrium concentrations of each gas?
What are the purpose/s of determine the melting point range for your product of acetaminophen? Note that there may be more than one correct answer.
The buffer from Part A is diluted to 1.00 rm L. To half of it (500. rm mL), you add 0.0250 mol of hydrogen ions without changing the volume. What is the rm pH of the final solution?
When you heat baking soda (NaHCO3), it breaks down into sodium carbonate powder (Na2CO3), carbon dioxide and water vapor. Write a correct thermo chemical equation and explain what it tells you about the reaction ( The enthalpy of this reaction is ..
Draw a Lewis structure for acyl chloride R-C(=O)-Cl and state its 3D-structure around the central atom (C). R is an acyl substituent.
If the pressure exerted by ozone, O3, in the stratosphere is 3.0 times 10^- 3 atm and the temperature is 254 K, how many ozone molecules are in a liter?
how are observations and testable experiments used to distinguish whether something is a theory
What proportions of ethanol and water should be mixed in order to produce 100 cm3 of a mixture containing 50 percent by mass of ethanol.
if a total of 702 mol of NaHCO3 and 2.4 mol of C6H8O7 react, how many moles of CO2 and Na3C6H5O7 will be produced?
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