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Chemistry, 21.06.2019 21:00
Which of the following compounds does not contain molecules? question 2 options: co2 h2 nacl h2o
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Chemistry, 22.06.2019 12:00
In the following redox reaction which is the oxidizing agent and which is the reducing agent? alcl3 + na nacl + al oxidizing agent = reducing agent =
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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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What do the elements Ni, and Tc have in common?...
Mathematics, 16.12.2020 05:30
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Mathematics, 16.12.2020 05:30
Mathematics, 16.12.2020 05:30
Mathematics, 16.12.2020 05:30
Mathematics, 16.12.2020 05:30
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Mathematics, 16.12.2020 05:30