Chemistry, 12.10.2019 15:10, lilygonzalez43
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using 3 – 4 sentences explain (in your own words) why water expands when it freezes?
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What is the main reason why some developing countries fear the increase the free trade policies around the world?
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How many moles is 14.5 cm^3 of platinum? the density of platinum is 21.45 g/cm^3.
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Chemistry, 23.06.2019 00:00, alisonsolis155
Before it was launched, a helium-filled balloon had a pressure of 201 kpa at a temperature of 27°c. at an altitude of 15,000 m, the pressure had decreased to 2.5 kpa and the temperature had dropped to -14 °c. the volume of the balloon increased to 59.3 m3. what is the original volume of the balloon? 13 m3 0.85 m3 0.077 m3 1.17 m3
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using 3 – 4 sentences explain (in your...
using 3 – 4 sentences explain (in your...
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