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Express the following quantity in scientific notation. the answer needs to have the correct number of significant figures. 21,300,000 ml
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Which function is performed by earths atmosphere? a. ultraviolet rays are prevented from reaching the ozone layer. b. earths temperature is raised and moderated by trapping in heat c. charged particles from the sun are prevented from reaching earth. d. magnetic charges from space are prevented from reaching earths surface.
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Why do cells appear different in distilled water than they do in 10% salt water?
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He table below gives the atomic mass and relative abundance values for the three isotopes of element m. relative abundance (%) atomic mass (amu) 78.99 23.9850 10.00 24.9858 11.01 25.9826 what is the average atomic mass (in amu) of element m? 2.86 5.36 24.30 24.98
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Chemistry, 22.06.2019 21:00
Which property of water causes water drops to bead on a freshly waxed car?
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Express the following quantity in scientific notation. the answer needs to have the correct number o...
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