Chemistry, 23.03.2020 17:28 zafarm2oxgpmx
In which kind of climate would frost wedging most likely occur? A. a wet climate in which temperatures remain below freezing B. a wet climate in which temperatures alternate between below freezing and above freezing C. a dry climate in which temperatures remain below freezing D. a dry climate in which temperatures alternate between below freezing and above freezing
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Chemistry, 22.06.2019 10:00
Americium-241 undergoes fission to produce three neutrons per fission event. if a neutron-absorbing material is mixed in with this sample so that the rate of neutron production drops down to 1.8 neutrons per fission event, which will be effective at achieving a critical mass? check all that apply. remove a deflective shield surrounding the sample. remove absorbent material mixed in with the sample. compress the sample of americium-241.
Answers: 1
Chemistry, 22.06.2019 14:00
What term describes technology that operates on an atomic level
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Chemistry, 22.06.2019 16:00
Inside a flashbulb, oxygen surrounds a thin coil of magnesium. when the flashbulb is set off, a chemical reaction takes place in which magnesium combines with oxygen to form magnesium oxide. which of the chemical equations matches the reaction above? a. mg + o2 mgo2 + energy b. 2mg + o mg2o + energy c. 2mg + o2 2mgo + energy d. mg + o mgo + energy
Answers: 1
In which kind of climate would frost wedging most likely occur? A. a wet climate in which temperatur...
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