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Chemistry, 21.06.2019 20:30
Which sentence best describes the formation of igneous rock? a- lava on the surface dries up and makes arock b_melted rocks cools and forms crystals c_rocks under tremendous heat and pressure d_magma is melted rock underground
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Chemistry, 23.06.2019 03:50
How many moles of potassium are needed to react completely with 12.8 moles of magnessium bromide?
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Chemistry, 23.06.2019 04:30
Two liquids are poured into a beaker. after a few seconds, the beaker becomes warm. which of the following best describes this reaction? a. an exothermic reaction b. a decomposition reaction c. an endothermic reaction d. a single-displacement reaction
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What happens to the elections and positive ions in a metal wire when an electric current is passed t...
Mathematics, 07.05.2020 02:01
Mathematics, 07.05.2020 02:01
Mathematics, 07.05.2020 02:01
Mathematics, 07.05.2020 02:01
Mathematics, 07.05.2020 02:01