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What is the volume occupied by 10.0 dm3 of gas at standard pressure after it has been compressedat constant temputure to 500.0 kpa?
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An atom of sodium-23 (atomic number = 11) has a positive charge of +1. give this information, how many electrons does it have? how many proteins and neutrons does this atom have
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This image is an example of a(n) a) atom. b) compound. c) mixture. d) molecule.
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Write the chemical formula for a compound that is made of an element from group 1 and an element from group 17
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Find the molarity of 4.18 g MgCl2 in 500 mL of water...
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