Chemistry, 26.02.2020 19:23 Braxtonw875
8. A sample of chloroform is found to contain 24.0 g of carbon,212.8 g of chlorine, and 2.02 g of hydrogen. If a second sample of chloroform is found to contain 60.0 g of carbon, what is the total mass of chloroform in the second sample?
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Chemistry, 21.06.2019 14:40
Water ionizes by the equation h2o(l)βh+(aq)+ohβ(aq) the extent of the reaction is small in pure water and dilute aqueous solutions. this reaction creates the following relationship between [h+] and [ohβ]: kw=[h+][ohβ] keep in mind that, like all equilibrium constants, the value of kw changes with temperature.
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Chemistry, 21.06.2019 20:30
Pbco3 β> pbo+ co2. how many liters of carbon dioxide gas is produced from the decomposition of 32 grams of lead (ll) carbonate?
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Chemistry, 23.06.2019 12:30
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, .)
Answers: 1
8. A sample of chloroform is found to contain 24.0 g of carbon,212.8 g of chlorine, and 2.02 g of hy...
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