Chemistry, 22.03.2021 07:00 stephanie9291
Describe the heat flow if a piece of iron with a temperature of 100oC was placed in a beaker of water at 50oC.
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Geothermal energy for industrial use is available almost anywhere. a.true b.false
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Chemistry, 23.06.2019 02:50
Dumbledore decides to gives a surprise demonstration. he starts with a hydrate of na2co3 which has a mass of 4.31 g before heating. after he heats it he finds the mass of the anhydrous compound is found to be 3.22 g. he asks everyone in class to determine the integer x in the hydrate: na2co3·xh2o; you should do this also. round your answer to the nearest integ
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Which molecules are more strongly attracted to one another -c3h8o molecules that make up liquid rubbing alcohol or ch4 molecules that make up methane gas
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Chemistry, 23.06.2019 06:20
An object of mass 10.0 kg and volume 1000 ml and density 10 g/ml sinks in water who’s density is 1.0 g/ml. what is the mass of the water which has been displaced in kilograms
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Describe the heat flow if a piece of iron with a temperature of 100oC was placed in a beaker of
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