Chemistry, 21.01.2022 01:50 pedroramirezr2
1120ml of ethane has to be prepared in STP. What is the mass of calcium carbide required for the ideal gas to flow? (CaC2 + 2H2O → Ca (OH) 2 + C2H2)
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Afusion reaction takes place between carbon and another element. neutrons are released, and a different element is formed. the different element is a) lighter than helium. b)heavier than helium. c)the same weight as helium. d)dependent on the element that reacted with carbon.
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Asource of sound is detected in the middle of a room. which can account for a decrease in sound intensity for an observer? a. a decrease in speed from the source b. an increase in speed from the source c. a decrease in the radius from the source d. an increase in the radius from the source
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1120ml of ethane has to be prepared in STP. What is the mass of calcium carbide required for the ide...
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