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A reaction can be thermodynamically favorable, but kinetically unfavorable. What does that mean? When is reaction thermodynamically or kinetically favorable or unfavorable? Choose a suitable reaction and draw energy diagrams to explain these concepts.
The density of germanium is 5.325 g/cm^3 . If you made a 4 nm quantum dot of germanium, how many atoms would it contain? Assume the dot is spherical.
A mass of mercury occupies .750L. What volume would an equal mass of ethanol occupy if mercury's density is 13.546 g/mL and the density of ethanol is .789 g/mL?
What role does ammonium bromide play in the conversion of the trans-substituted aziridine to the diazabicyclo
Plot NO2 versus time, ln NO2 vs time, and 1/NO2 vs time. Which graph yields the best straight line? what is the reaction order with respect to NO2? Briefly explain
Buffers are typically made by combining a weak acid with its salt or by combining a weak base with its salt. Which of the following will be the other component present in a prepared buffer if one component was NH4Cl?
Calculate the yield of copper oxide:A. Expected number of moles of copper oxide (using the emprical formula of copper oxide and the starting moles of Cu):B. Actual mass of copper oxide (g):
What is the mass (in kg) of helium if it filled a square room if the room has walls that are 9.5 feet high and 9.5 long and the density of helium is 0.18 g/L
What is the organic product expected from the following reaction if K2Cr2O7 is present in excess? Note that K2Cr2O7 is an oxidizing agent at is most like to give carboxylic acids to primary alcohols and ketones to secondary alcohols.
Two liquids, A and B, have vapor pressures at a given temperature of 24 mmHg and 36 mmHg, respectively. We prepare solutions of A and B at a given temperature and measure the total pressures above the solutions. We obtain the following data
In a business environment, controlling who has access to business information and at what level is critical for facilitating day-to-day business operations. There are three levels of information access: no access, read access, and read-write access. ..
consider the following unbalanced chemical equation c5h12l o2g co2g h2og what volume of oxygen gas measured at 23 c
The solubility of calcium carbonate in water is 14.5 mg per liter. Calculate the molarity of a saturated solution.
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