Which type of element can have varying charges?
Halogens
Transition Metals
Alkali Metal...
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Chemistry, 22.06.2019 22:30
Is the idea of spontaneous generation supported by redi's experiment? justify your answer in 2-3 sentences?
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Chemistry, 23.06.2019 00:00
Mercury turns to a vapor at 629.88 k. how much heat is lost when 75.0 g of mercury vapor at 650 k condenses to a liquid at 297 k?
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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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