Chemistry, 23.04.2021 23:40 JakerGamer
please help! What mass of methane (CH4) must be burned to produce 4000KJ of heat? Heat of combustion of methane = -891 KJ/mol.
Answers: 3
Chemistry, 21.06.2019 13:30
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Chemistry, 21.06.2019 14:00
3. if the dartboard below is used to model an atom, which subatomic particles would be located at z?
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Draw the skeletal structures of two different molecules that are each made of 5 carbon atoms and 12 hydrogen atoms.
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Pegmatites are igneous rocks in which the individual minerals are very large. typically, the minerals are all light-colored quartz, feldspar and muscovite. if you were given a black and white photograph of a pegmatite in a quarry (where the rock has been blasted and broken), what physical properties could you use to identify those three minerals in this hypothetical photo? describe each mineral and the specific diagnostic properties. be specific.
Answers: 2
please help! What mass of methane (CH4) must be burned to produce 4000KJ of heat? Heat of combustion...
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