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Ascientist measures the speed of sound in a monatomic gas to be 449 m/s at 20āc. what is the molar mass of this gas?
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Which of these features are formed when hot groundwater is forced out through cracks in the earth's surface?
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What is a main difference between a mixture and a pure substance? a mixture is only a liquid, but a pure substance can be in any state.a mixture looks the same throughout, but a pure substance does not.1 a mixture can vary in composition, but a pure substance has a set composlo a mixture can be made up of a single compound, but a pure substance car
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Chemistry, 23.06.2019 04:40
6) (a) calculate the absorbance of the solution if its concentration is 0.0278 m and its molar extinction coefficient is 35.9 l/(mol cm). the depth of the cell is 5 mm. (b) what is the %t? (7) calculate the absorbance of the solution if the transmitted light intensity is 70% of the initial light beam intensity
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What is the molarity of a solution containing 16.7 grams of NH3 in 1.50 liters of solution? (FW NH3...
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