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Frictional forces acting on an object are often converted into energy, which causes the temperature of the object to rise slightly.
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What conclusion can you draw from this experiment about the components of the black ink?
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Calculate the molarity of each aqueous solution: a. 78.0 ml of 0.240 m naoh diluted to 0.250 l with water b. 38.5 ml of 1.2 m hno3 diluted to 0.130 l with water
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What do the numbers in a formulae show?...
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