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How does chemistry affect our world? a. chemicals makes our world more polluted. b. chemicals keeps us healthy. c. chemicals can or hurt our world. d. chemicals make our world safe to live in.
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If 22.5 liters of oxygen reacted with excess of hydrogen, how many liters of water vapor could be produced?
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A650 ml sodium bromine solution has a bromide ion concentration of 0.245 m. what is the mass (g) of sodium bromide in solution? a) 103.b)0.00155.c)16400.d) 16.4.e) 0.159
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an electrolyte cell contains a solution of cuso4 and anode of impose copper. how many kg of copper w...
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