This physics problem tests your understanding of fundamental physical laws and their applications. The step-by-step solution below breaks down the problem using relevant equations and physical reasoning.
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You're on a roll — 5. a) Two observations made in Rutherford's experiment: i. Most alpha particles passed straight through the gold foil without deflection. ii. A small fraction of alpha particles were deflected at large angles, and a very few bounced back. b) Two conclusions from the experiment: i. An atom is mostly empty space. ii. An atom has a small, dense, positively charged nucleus at its center. c) Two sub-atomic particles of an atom: i. Proton ii. Electron (or Neutron) d) Define the following: i) Atomic number: The number of protons in the nucleus of an atom. ii) Mass number: The total number of protons and neutrons in the nucleus of an atom. 6. a) Identify the following: i) Strongly acidic solution: P (pH 2.0) ii) Strongly basic solution: Q (pH 12.0) iii) Neutral solution: R (pH 7.0) b) State ONE use of acids and ONE use of bases in daily life: i. Acids: Hydrochloric acid is found in the stomach and aids in digestion. ii. Bases: Sodium hydroxide is used in the manufacture of soap and drain cleaners. Got more? Send 'em 📸