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Chemistry, 23.06.2019 12:30, okasiafolk27
15) a substance used in manufacturing gasoline consists of finely divided platinum supported on an inert solid. suppose that the platinum is formed by the high temperature reaction between platinum (iv) oxide and hydrogen gas. the other product is water. a) write and balance the equation b) how many grams of hydrogen are needed to produce 1.0 g of platinum metal? c) how many moles of water are produced at the same time? how many grams? ( show work, .)
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Chemistry, 23.06.2019 12:30, arieannaensley0616
)a children’s liquid cold medicine has a density of 1.23 g/ml. if a child is to take 2.5 tsp in a dose, what is the mass in grams of this dose? (1 tsp = 5 ml)
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Chemistry, 23.06.2019 13:00, rachael382
How does the kinetic energy of a substance's particle in the solid phase compare to their kinetic enegy in the liquid phase?
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