Chemistry, 13.10.2019 01:10 austinwst3
During the apollo missions between 1961-1972, they successfully landed on the moon 5 times starting in 1969. it should be noted that they also successfully lifted off from the surface of the moon. what is the escape velocity for lunar module? lunar module mass 15,200 kg radius of moon 1.74x106m, mass of moon 7.34x1022kg
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Chemistry, 20.06.2019 18:04
In which chemical equation, which symbol should be used to indicate that substance is in solution?
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Chemistry, 21.06.2019 17:10
For which one of the following reactions is the value of δh° rxn equal to δh° f for the product? a. 2 h2 (g) + o2 (g) → 2 h2o (l) b. n2 (g) + o2 (g) → 2 no (g) c. 2 h2 (g) + o2 (g) → 2 h2o (g) d. h2o (l) + 1/2 o2 (g) → h2o2 (l) e. none of the above
Answers: 1
Chemistry, 21.06.2019 19:30
Motivation cannot be developed with practice; a person either possesses it or they do not.
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Chemistry, 22.06.2019 07:30
11. phosphorus-32 is radioactive and has a half life of 14 days. how much of a 124 mg sample of phosphorus-32 is present after 56 days? a) 7.75 mg b) 15.5 mg c) 31.0 mg d) 62.0 mg
Answers: 3
During the apollo missions between 1961-1972, they successfully landed on the moon 5 times starting...
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