Cem 141 final exam 1 - Study guides, Class notes & Summaries

CEM 141 Final Exam UPDATED Exam Questions and CORRECT Answers Why are alpha particles deflected by the nucleus? - Correct ANSWER- Because both the alpha particles and the nucleus are positively charged and so the alpha particle is repelled. Is this statement (Dalton's Theory) true or false and why? "All atoms of an element are identical and have the same mass and properties." - Correct ANSWER- False. Atoms of the same element can have different numbers of neutrons.

CEM 141 Final Exam pt 3 (Real Exam 3, Mock Exam 3, PP Lecture 26-35) Questions And Answers Rated A+ New Update Assured Satisfaction

CEM 141 Final Exam Study Guide Questions And Answers Rated A+ New Update Assured Satisfaction

CEM 141 Final Exam Questions And Answers Rated A+ New Update Assured Satisfaction

CEM 141 Final Exam (1) Questions & 100% Verified Correct Answers with complete solutions (Latest update 2024 2025

-️️Which diagram shows molecules of a compound? I, III -️️Thomson's experiment allowed him to make the claim that all atoms have a sub structure and contain smaller particles (electrons) embedded in the structure of the atom. What evidence and reasoning allowed him to make this claim? Evidence: I. Electrons were ejected from the cathode, regardless of what metal the cathode was made of. II. Electrons were bent by magnetic and electric fields Reasoning: III. Since the particles a...

CEM 141 Final Exam pt 3 (Real Exam 3, Mock Exam 3, PP Lecture 26-35) (1)

CEM 141 FINAL EXAM QUESTIONS AND ANSWERS WITH SOLUTIONS 2024

CEM 141 Final Exam Mock Quizzes (1). Questions & 100% Verified Correct Answers with complete solutions (Latest update 2024 2025

Why are alpha particles deflected by the nucleus? - Because both the alpha particles and the nucleus are positively charged and so the alpha particle is repelled. Is this statement (Dalton's Theory) true or false and why? "All atoms of an element are identical and have the same mass and properties." - False. Atoms of the same element can have different numbers of neutrons. What is the evidence that electrons are subatomic particles? - The nature of the electron is independent of the mat...