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Chemistry, 22.06.2019 10:00
Select all of the methods through which a drug can enter your body. injection swallowing inhalation absorption
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Chemistry, 23.06.2019 00:00
The empirical formula of a compound is ch2o and its mass is 120 amu/molecule, what is its formula?
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Chemistry, 23.06.2019 07:20
Which of the following are acids or bases? 1. sodium hydrogen 2. barium hydroxide solution 3. carbonate solution
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Chemistry, 23.06.2019 13:10
When can a hypothesis be elevated to the status of a theory? a) when it is validated by an experiment b) when data gathered from an experiment precisely fits predictions c) when it can be proved to be true d) when it meets the test of repeated experimentation
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A baby has a mass of 4kg. What is it’s weight on earth...