Which subatomic particles have an electrical charge? (2 points) select one:
a. electron and...
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Drag each label to the correct location on the chart. classify each reaction as endothermic or exothermic.
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The number of moles of a given mass of a substance can be found without knowing its molecular formula or molar mass. true false
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As we move from left to right across the periodic table, what is the general trend? a) atomic radii increase. b) electronegavitiy decreases. c) nuclear shielding increases. d) metallic character decreases.
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