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Chemistry, 21.06.2019 20:30, johngayden46
Asample of radium-226 will decay 1/4 of its original amount after 3200years. what is the half-life of radium-226?
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Scientist think that animals with remarkably similar embryo development probably shared a common ancestor
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Chemistry, 23.06.2019 06:30, jamarstand
Which of the following steps is not likely to take place during cellular respiration? (5 points) select one: a. oxygen combines with carbon of simple sugar. b. energy molecule transfers energy to cells. c. simple sugar breaks down. d. energy is used up.
Answers: 1
Coach Ramirez made a cup of tea and stirred it with a spoon. The spoon became warm, How was the heat...
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