Which element is humus especially rich in?
oxygen
carbon
nitrogen
or tungsten...
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Chemistry, 22.06.2019 10:00
A50.0g sample of liquid water at 0.0 c ends up as ice at -20.0 c. how much energy is involved in this change?
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Chemistry, 22.06.2019 23:30
Match each statement with the state of matter it describes
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Chemistry, 22.06.2019 23:30
Imagine a small synthetic vesicle made from pure phospholipids enclosing an interior lumen containing 1 mm glucose and 1 mm sodium chloride. if the vesicle is placed in pure water, which of the following happens faster? a. na+ diffuses out. b. cl– diffuses out. c. h2o diffuses in. d. glucose diffuses out. e. sodium chloride diffuses out.
Answers: 3
Chemistry, 23.06.2019 09:00
Which of the following are in a chemical family a. ca, sc, k b. cu, ag, au c. so, ge, sb
Answers: 1
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