Chemistry, 04.05.2021 02:00 amiraapplewell
PLEASE NEED HELP __ N2 + __ H2 --> __NH3. At STP, how many liters of Nitrogen gas would be needed to produce 35.71 grams of Ammonia (NH3)?
Answers: 1
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The number of neutrons is equal to the atomic number minus the atomic mass. a. true b. false
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Abeaker with 2.00×102 ml of an acetic acid buffer with a ph of 5.000 is sitting on a benchtop. the total molarity of acid and conjugate base in this buffer is 0.100 m. a student adds 4.70 ml of a 0.360 m hcl solution to the beaker. how much will the ph change? the pka of acetic acid is 4.740.
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You are attempting to recrystallize a crude product mixture. you add the appropriate amount of hot solvent and are allowing the solution to slowly cool to room temperature. however, at room temperature no crystals have appeared, which of the following methods should be used to induce crystallization? choose all correct answers. a) place the flask in an ice bath. b) swirl the contents of the flask. c) add a small seed crystal of the desired product. d) scratch the inside of the glassware using a stir rod. it can be multiple choices
Answers: 3
PLEASE NEED HELP __ N2 + __ H2 --> __NH3. At STP, how many liters of Nitrogen gas would be needed...
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