What are fossil fuels made from?
a. non-organic material
b. radioactive material
c. har...
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Select all of the methods through which a drug can enter your body. injection swallowing inhalation absorption
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An atom of lithium-7 has an equal number of(1) electrons and neutrons(2) electrons and protons(3) positrons and neutrons(4) positrons and protons
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Asample of tin (ii) chloride has a mass of 0.49 g. after heating, it has a mass of 0.41 g. what is the percent by mass of water in the hydrate? %
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