Chemistry, 13.10.2020 14:01 hewonabi123
A train moves 150 km. It takes the train 10.hours. What is the trains speed in km/hr?
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Chemistry, 22.06.2019 17:30
Energy defines the different "states" of matter. in no more than 3 sentences, describe the amount of kinetic energy that each of the 3 states of matter possesses and relate that to the atom/molecular motion of each "state".
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Chemistry, 22.06.2019 18:30
Asample of hydrated tin (ii) chloride (sncl2) has a mass of 4.90 g. when it is dehydrated, it has a mass of 4.10 g. which is the correct chemical formula for the hydrate? sncl2•2h2o sncl2•4h2o sncl2•6h2o
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Chemistry, 22.06.2019 20:30
What is a difference between a mixture of elements and a mixture of compounds
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A train moves 150 km. It takes the train 10.hours. What is the trains speed in km/hr?...
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