Chemistry, 29.08.2019 04:30 richtercatrina16
A290 ml gas sample contains argon and nitrogen at a temperature of 65 ? c. the total pressure of the sample is 725 mmhg and the partial pressure of argon is 231 mmhg. what mass of nitrogen is present
Answers: 1
Chemistry, 21.06.2019 16:30
What is a scientific theory? a. a scientist's guess about how something works b. the results of an experiment obtained using the scientific method c. a proven fact that will never change d. an idea that is backed by data from many sources
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Chemistry, 22.06.2019 12:00
Which of the following units is not an official si unit? mole liter kilogram ampere
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Chemistry, 22.06.2019 17:30
Observation and experimentation have led many scientists to accept a theory about the origin of the universe. this theory is called the big bang theory. scientific evidence collected and observed by scientists around the world suggests that the universe is ever expanding from a hot and dense initial state. what makes this a scientific theory? (2 points)
Answers: 2
A290 ml gas sample contains argon and nitrogen at a temperature of 65 ? c. the total pressure of the...
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