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5 questions
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- Q1In an atom of bismuth, where is the majority of the mass located?In the neutronsIn the nucleusIn the electron cloudIn the protons30sSC.912.P.8.4
- Q2Which of the following describes an electron?particle with no mass and positive chargeparticle with mass and positive chargeparticle with no mass and negative chargeparticle with mass and negative charge30sSC.912.P.8.4
- Q3Which of the following describes a proton?particle with mass and negative chargeparticle with mass and positive chargeparticle with no mass and positive chargeparticle with no mass and negative charge30sSC.912.P.8.4
- Q4What happens when the number of neutrons change?The mass of the element changesThe charge changesNothing changes because neutrons have no chargeThe element changes identity30sSC.912.P.8.4
- Q5What happens when an atom loses electrons?The mass of the atom increasesThe charge of the atom becomes more positiveThe charge of the atom becomes more negativeThe mass of the atom decreases30sSC.912.P.8.4