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Chemistry, 22.06.2019 08:30
Which common material is an example of a polymer? (25 pts) a. steel b. plastic c. petroleum d. rubbing alcohol
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Chemistry, 22.06.2019 09:40
Apiece of copper has a temperature of 75.6 0c. when the metal is placed in 100.0 grams of water at 19.1 0c, the temperature rises by 5.5 0c. what is the mass of the metal?
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Chemistry, 22.06.2019 11:40
Which of these expressions are correct variations of the combined gas law? p1v1t2 = p2v2t1 both
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Chemistry, 22.06.2019 13:00
Imagine that you push on a large rock. at what point does your effort change the rock’s mechanical energy?
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A pile of Mgo dust is known to contain 2.082 mol. How many molecules are there?...
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Mathematics, 23.07.2019 18:40
Mathematics, 23.07.2019 18:40
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