Chemistry, 08.04.2021 17:20, joeykyle05
You have 25.0 L of nitrogen gas at 100°C and 300 kPa. What volume of gas will you have at STP? Work must be shown to earn credit
Answers: 1
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Suppose you wanted to make 100 grams of water. what is the molar mass of water (h2o)?
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Chemistry, 22.06.2019 14:00, hammackkatelyn60
The content of manganese (mn) in steel was determined spectrophotometrically and with the use of the standard addition method. an unknown sample of mn from a digested steel sample gave an absorbance of 0.185 when analyzed spectrophotometrically. when 5.00 ml of solution containing 95.5 ppm mn was added to 50.0 ml of the unknown steel solution (digested sample), the absorbance was 0.248. calculate the concentration, in parts-per-million (ppm), of mn in the digested steel sample solution.
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Chemistry, 22.06.2019 18:30, ashleymer384
Two people each hold the end of a rope and create waves by moving their arms up and down. this wave is best classified as a transverse wave because a) both the rope particles and the wave are moving in the same direction. b) the wave is moving up and down as the particles of the rope move horizontally. c) the wave is moving horizontally as the particles of the rope move up and down. eliminate d) the wave is moving in a parallel direction with the motion of the person's arms.
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Chemistry, 22.06.2019 19:30, periwinkleaqua72
What is the mass of oxygen gas is consumed in a reaction that produces 4.60mol so2
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You have 25.0 L of nitrogen gas at 100°C and 300 kPa. What volume of gas will you have at STP? Work...
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