How many grams of no can be formed
How many grams of NO(g) can be formed from 5.0 moles of NH3(g) if there is sufficient O2(g) to use all of the ammonia?
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Using stirling's approximations and lagrange's method of undetermined multipliers. determine the expressions for the distribution of N particles.
A 265- flask contains pure helium at a pressure of 757 . A second flask with a volume of 485 contains pure argon at a pressure of 714. what is the partial pressure of helium.
A lead fishing weight with a mass of 41 g absorbs 146 cal of heat. If its initial temperature is 54°C, what is its final temperature?
Calculate the amount of energy in kilojoules needed to change 243 g of water ice at -10 rm ^{circ}C to steam at 125 rm ^{circ}C. The following constants may be useful:
A solution of sodium chloride in water has a vapor pressure of 20.1 torr at 25°C. What is the mole fraction of NaCl solute particles in this solution?
Electromagnetic radiation has an energy of 926 J. The wavelength of this radiation is 856 nm. How many photons are required to generate this energy?
Design a range of five volumes of the NaCl standard solution that you will spike into equal aliquots of the unknown. First decide what volume of tonic water unknown to add to each 25-mL volumetric flask. Try to have the third out of five spiked so
Determine the empirical formula of sodium azide.
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The range of tasks that are too difficult for the child to master alone but that can be learned with the guidance and assistance of adults
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