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an acetic acid solution is 600m and has a density of 104 gml what is the mass mass concentration of hch3o2
multiple choice true or false 1 when you measure a volume of a liquid using a graduated cylinder read the top position
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a 255g sample of an unknown has a volume of 373 cm what is the density of the
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calculate the amount of heat in kj required to convert 1577g of water to steam at 100
liquid water has a specific heat of 418 jg-k if an insulated container holds 250 g of water at room temperature 25 c
scientist a makes the suggestion that there exists a one-dimensional system for which the wavefunction psi x has the
at a local convince store you purchase a cup of coffe but at 984 degree it is too hot to drink you add 477g ice that is
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which of the following combinations of reactants would lead to the occurrence of an oxidation-reduction reaction a ag s
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what is the concentration of the solution which results when 500 ml of 10 m cucl2 solution is mixed with 100 ml of 40 m
consider a container of volume 20 dm3 that is divided into two compartments of equal size in the left compartment there
the next three problems deal with titration of 125 ml of 175 m methylamine ch3nh2 kb - 44 x10-4 with 025 m hcl water
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are the following processes exothermic or endothermic the combustion of gasoline in a car engine water condensing on
a kno3 solution containing 45 g kno3 per 100 g of water is cooled from 40 degrees c to 0 degrees c what happens during
which has the greater kinetic energy an object with a mass of 20kg and a velocity of 1ms or an objecy with a mass of 10
a sample of nickel is heated to 998 degrees c and placed in a coffee cup calorimeter containing 1500g water at 235