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Chemistry, 22.06.2019 00:00, lukeakalucas
Alarge marble is dropped in a graduated cylinder with 35ml of water in it. the water level increases to 49ml. what is the volume of the marble
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Electric charge is what ? a. kinetic energy b. radiation c. discovery d. electricity
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Chemistry, 22.06.2019 08:00, stephstewart1209
Which of the following observations indicates that there is a small, dense, positively charged part in the center of an atom? some uncharged particles are scattered by a gold foil. all uncharged particles are attracted towards a gold foil. all positively charged particles pass straight through a gold foil. some positively charged particles bounce back from a gold foil.
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The arrangement of the elements from left to
right in period 4 on the periodic table is based...
right in period 4 on the periodic table is based...
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Geography, 18.02.2020 22:58
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