BYU Chem 105 History Midterm 1 with correct answers 100% 2026
BYU Chem 105 History Midterm 1 with correct answers 100% 2026 Boyle - Correct Answer Sceptical Chemist • theories should be based on observations/demonstrations Lavoisier - Correct Answer careful measurements of mass • Law of Conservation of Mass • disproved phlogiston theory Proust - Correct Answer - careful measurements of mass • Law of Definite Proportions Dalton - Correct Answer careful measurements of mass • Law of Multiple Proportions • Elements must be composed of atoms • History of development of the atom - Correct Answer Thompson - cathode rays; atom contains + and - charges, plum pudding model of the atom • Milikan - oil drop experiment; negative charge is quantized, electrons • Curie - radioactivity; elements composed of smaller pieces (alpha particles, beta particles, gamma rays) • Rutherford - gold foil experiment; positive charges and most of mass in small nucleus at center, nuclear model of the atom Ionization Energy + Effective nuclear charge - Correct Answer Right and up Atomic size - Correct Answer Left and do
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- 10 mei 2026
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boyle correct answer sceptical chemist theori
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