2. Atoms & Elements
Subatomic Particles
2. Atoms & Elements
Subatomic Particles
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- Multiple Choice
According to the table above, how many electrons are required to produce a charge of –2.0 C?
1795views6rank2comments - Multiple Choice
If the charge and mass of one proton is 1.60218 x 10-19 C and 1.673 x 10-24 g respectively, what is the charge of 378 kg of protons?
1630views12rank - Multiple ChoiceWhich of the following statements is true?869views
- Multiple ChoiceWhich of the following has the largest number of neutrons?900views
- Open Question
Rounded to the nearest whole number, how many protons are in an atom of krypton?
504views - Open Question
Oxygen has an atomic number of 8. What can you conclude from this fact?
705views - Open Question
On the periodic table, gold has the atomic number 79. This means that
1297views - Open Question
How many neutrons are in an atom of copper? Round your answer to the nearest whole number.
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