Chemistry, 30.09.2019 03:30 shacarabrown49
Aplastic rod becomes negatively charged when it is rubbed with a piece of wool. how does the rod become charged?
a. electrons move from the rod to the wool.
b. protons move from the rod to the wool.
c. electrons move from the wool to the rod.
d. protons move from the wool to the rod.
Answers: 2
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The difference between the atomic number of an element and the element’s atomic mass is the number of ions.
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If a gas has an initial pressure of 101kpa and a volume of 10l, then it expands to a volume of 20l, what is the new pressure?
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Aplastic rod becomes negatively charged when it is rubbed with a piece of wool. how does the rod bec...
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