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Chemistry, 17.07.2019 19:30 destinypierre
U-238 has protons and 146 neutrons
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Chemistry, 22.06.2019 03:00, annafellows
Match term definition ellipse a) diagonal cross section of a cylinder circle b) diagonal cross section through the widest part of a sphere sphere c) cross section parallel to the base of a cone great circle d) shape created when a semi-circle is rotated around the y-axis triangle e) perpendicular cross section of a cone
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U-238 has protons and 146 neutrons...
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