Which statement accurately describes covalent bonds? a) covalent bonds are formed by metals and nonmetals. b) covalent bonds are typical of carbon compounds. c) covalent bonds are created by the attractions between oppositiely charged ions. d) covalent bonds break apart when dissolved in water and allow for the conduction of electricity.
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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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Chemistry, 22.06.2019 13:30
What produces wave a)sound b) heats c)transfer of energy d)vibrations
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