Chemistry, 28.06.2019 12:10 karlamiddleschool
Acertain reaction has an equilibrium constant of 3.5 × 108 at 25°c and 6.0 × 10–2 at 500°c. is the reaction exothermic or endothermic? explain your answer.
Answers: 3
Chemistry, 22.06.2019 05:30
Astudent carefully transfers 30 g of water and 30 g of alcohol in a glass tube, forming two layers and filling the tube completely. after sealing the tube, the student mixes the solutions, and notices a bubble that forms in the tube. what is the mass of the contents in the glass tube after mixing?
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How many moles of gas are present if p=11 atm, v=12l, t=185k?
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Which set of characteristics best describes igneous rock? a) largest type of rock, made of organic matter, hardest type of rock b) least abundant type of rock, made of other rocks, made mostly of minerals c) found on all continents, contains wavy bands of stripes, contains fossils d) most abundant type in earth's crust, made of magma/lava, contains no fossils
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Chemistry, 22.06.2019 19:30
What is the area in square meters of 448 g ai foil that has a thickness of 23921 nm? the density is 2.70 g/cm
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Acertain reaction has an equilibrium constant of 3.5 × 108 at 25°c and 6.0 × 10–2 at 500°c. is the r...
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