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information, calculate ΔH for the overall equation, 2NO2 (g) + 1/2 O2 (g) ⟶ N2O5 (s)
A sample of nitrogen gas expands in volume from 1.6 L to 5.4 L at constant temperature. Calculate the work done in joules if the gas expands against a constant pressure of 3.7 atm.
A sample of nitrogen gas expands in volume from 1.6 L to 5.4 L at constant temperature. Calculate the work done in joules if the gas expands against a constant pressure of 0.80 atm
A sample of nitrogen gas expands in volume from 1.6 L to 5.4 L at constant temperature. Calculate the work done in joules if the gas expands against a vacuum
How many electrons can be assigned to orbitals designated by the quantum numbers n = 8, ℓ = 2?
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A student timed an experiment as taking 12.5 seconds. The student knew that her reaction time was 0.20 seconds. What is the percentage error in the timing?
When 100cm^3 of a saturated solution of KClO3 at 40°C is desperate; 14g of the salt is recovered. What is the solutions of KClO3 at 40°C (KClO3 = 122.5)
