Chemistry, 11.01.2020 19:31 gatornathan79
Mercury-197 has a half life of 3 days. starting with 300 grams, how much remains in 3 weeks? (round to two places)
Answers: 3
Chemistry, 21.06.2019 19:30
How many molecules of sucrose c12h22o11 are there in 454 grams of sucrose
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Chemistry, 22.06.2019 09:00
Which process does not require the presence of a physical substance in order to transfer heat? air in the atmosphere is heated by the ground. this warm air then rises, and cooler air falls. this is an example of what type of process? how is conduction different from radiation?
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Chemistry, 22.06.2019 12:30
Consider the four elements above. which one of these elements will combine with oxygen in a 1: 1 ratio?
Answers: 3
Mercury-197 has a half life of 3 days. starting with 300 grams, how much remains in 3 weeks? (round...
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