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Chemistry, 26.12.2019 06:31, AshlynPlayz45
Astudent performed the fractional crystallization experiment described with the following results: initial mass of sample mixture: 4.958 g, mass of salicylic acid recovered, 0.586 g; mass of cuso4•5h2o recovered, 3.12 g. what percentage of the original sample was recovered?
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Chemistry, 22.06.2019 17:30, llamasking
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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Astudent performed the fractional crystallization experiment described with the following results:...
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