Chemistry, 02.12.2019 11:31 NawnyMonster
The carbon dioxide exhaled by astronauts can be removed from a spacecraft by reacting it with lithium hydroxide (lioh). the reaction is as follows: co2 (g) + 2lioh (s) li2co3 (s) + h2o (l). an average person exhales about 20 moles of co2 per day. how many moles of lioh would be required to maintain two astronauts in a spacecraft for three days?
Answers: 1
Chemistry, 22.06.2019 14:50
Which of the following is most likely true about water in chemical systems? a) water dissolves nonpolar ionic compounds. b) water dissociates ionic compounds. c) water dissociates covalent molecules. d) water dissolves nonpolar covalent substances.
Answers: 1
Chemistry, 23.06.2019 00:00
The graph indicates the running route for tobias. which best describes his run? from time 0 to 6, he went fast and then slowed down. from time 6 to 10, he was at his slowest. from time 12 to 14, he went very slow. from time 14 to 18, he went toward the starting point.
Answers: 2
Chemistry, 23.06.2019 01:30
Which conclusion fits the data in the table? a. heat chemically changes chocolate and margarine. b. all solids become liquid at 100°f. c. removing heat from a substance it to melt. d. matter may change shape when it is heated.
Answers: 1
Chemistry, 23.06.2019 04:20
Calculate the mass of 0.750 mol of the following substance. na3po4.
Answers: 1
The carbon dioxide exhaled by astronauts can be removed from a spacecraft by reacting it with lithiu...
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