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How many molecules are in 2 mols of popcorn? Please show all work.
Galvanized nails are iron nails that have been plated with zinc to prevent rusting. The relevant reaction is Zn^2+(aq) + 2e^- -----> Zn (s). How many moles of zinc are in 3.00 kg of zinc
required to heat 10.0 grams of silver (Ag) from 112 degrees Celsius to 275 degrees Celsius
If a second experiment is done with half as much H2O2 as the experiment in question 1, and the solution turns blue in 180 seconds, what is the order of the reaction with respect to H2O2?
The activation energy for the gas phase decomposition of difluoroperoxide is 72.4 kJ. F2O2 F2 + O2 The rate constant at 238 K is 8.04E-4 /s. The rate constant will be /s at 286 K.
The reaction for the decomposition of dinitrogen monoxide gas to form an oxygen radical is: N2O--->N2 + O2. If the activation energy is 250 kj/mol and the frequency factor is 8.0 x 10^11 s^-1, what is the rate constant for the first order reaction..
consider a refrigerator that keeps its contents at 9 degrees fahrenheit when the house temperature is 73 degrees
typical industrial electrolysis cells can produce approximately 6kg of F2 in a 24 hours day. At what current (A) are these cells operating for this to be true
determine the number of calories and joules required to melt the ice given the following informationinitial water
What current is required to depostit, on the cathode, 5.00 g of gold/hr from a solution containing a salt of gold(III)
The reactions given are: I2 + 2Na2S2O3 --> 2NaI + Na2S4O6 ( I2 + 2e^- --> 2I- ) ( 2S2O3^-2 --> S4O6^-2 + 2e^- ) Assume that a 2.130 g sample of bleach was weighed out. When a sodium thiosulfate solution containing 6.829g of Na2S2O3 x 5H2O in 250.0 mL..
Offer an explanation of why anthracene preferentially forms a diels-alder adduct at the 9.10 positions
Using activities, calculate the pH of a solution containing 0.019 M NaOH plus 0.0120 M LiNO3
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