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Chemistry, 22.06.2019 17:30
Observation and experimentation have led many scientists to accept a theory about the origin of the universe. this theory is called the big bang theory. scientific evidence collected and observed by scientists around the world suggests that the universe is ever expanding from a hot and dense initial state. what makes this a scientific theory? (2 points)
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Chemistry, 22.06.2019 20:30
Which states of matter have particles that move independently of one another with very little attraction?
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Chemistry, 23.06.2019 06:30
When microscope slides are stained to show blood cells, the small red blood cells that appear on the slides are much numerous than the large white blood cells. this supports the concept that
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Chemistry, 23.06.2019 08:00
Can anyone answer these questions? ? i need it before 1: 00pm today
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The reaction 2HGOS(S) - 2Hg(1)+02(g), you produce 1 mole of HG. What is your percent yield ? you exp...
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