Chemistry, 09.07.2019 08:50 laurabwhiddon
How many covalent bonds does nitrogen form if each of its unpaired electrons participate in one bond?
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List the two type of transporst that the cell in orde to transport molecules acroos the membrane
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Why does the sun appear to be the brightest star in the sky? a- its apparent brightness is much greater than other stars. b- it burns more gas, making it brighter than any other star. c- it is the largest star in the galaxy, so it is the brightest star. d- its relative distance to earth is closer than the other stars.
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What method(s) do plants use to obtain nitrogen? select all that apply. absorb it from the atmosphere use bacteria to convert nitrogen to usable form obtain usable nitrogen compounds from the soil absorb nitrogen from water taken in at the roots
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What term is applied to a scientist who studies ancient life, including animal and plant fossils a. anthropologist b. dendroclimatologist c. geophysicist d. paleontologist
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How many covalent bonds does nitrogen form if each of its unpaired electrons participate in one bond...
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