Physics, 29.09.2019 03:00 kkingstone453
Which describes the difference between ionic and covalent bonds? a. an ionic bond forms when molecules with like charges are attracted to each other; covalent bonds are formed when metal compounds share one or more pairs of electrons. b. an ionic bond forms when oppositely charged ions are attracted to each other; covalent bonds are formed when metals share one or more pairs of electrons. c. an ionic bond forms when molecules of opposite charges are attracted to each other; covalent bonds are formed when nonmetal compounds share one or more pairs of electrons. d. an ionic bond forms when oppositely charged ions are attracted to each other; covalent bonds are formed when nonmetals share one or more pairs of electrons.
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Apropagating wave in space with electric and magnetic components. these components oscillate at right angles to each other. it may travel in a vacuum.
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The velocity of sound wave in air at 35°c is 353m/s, calculate the velocity of sound at 46°c
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Which statements best describe medical uses for radioactive isotopes? check all that apply. radioactive isotopes are used to detect medical problems. high-energy gamma rays are injected into the body. radioactive isotopes are used to treat some diseases. radiation is used to kill cancer cells. radioactive isotopes are directed at tumors from outside the body.
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Which describes the difference between ionic and covalent bonds? a. an ionic bond forms when molecu...
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