Chem 120 test 1 Study guides, Class notes & Summaries

CHEM 120 JMU WILSON TEST 1 QUESTIONS WITH 100% CORRECT ANSWERS| GRADED A+

CHEM-120:| CHEM 120 INTRO TO GENERAL, ORGANIC & BIOLOGICAL CHEMISTRY WITH LAB EXAM TEST 1 QUESTIONS WITH 100% CORRECT ANSWERS

CHEM-120:| CHEM 120 INTRO TO GENERAL, ORGANIC & BIOLOGICAL CHEMISTRY WITH LAB EXAM TEST 1 QUESTIONS WITH 100% CORRECT ANSWERS

1. For lower premolars, the purpose of inclining the handpiece lingually is to, A. Avoid buccal pulp horn B. Avoid lingual pulp horn C. Remove unsupported enamel D. Conserve lingual dentine - ANSWER A. Avoid buccal pulp horn Explanation 1- avoid BUCCAL pulp horn 2- conserve ling. dentine So take A and B if available 2. For an amalgam restoration of a weakened cusp you should, A. reduce cusp by 2mm on a flat base for more resistance B. reduce cusp by 2mm following the outli...

CHEM 120 TEST 1 EXAM QUESTIONS WITH 100% CORRECT DETAILED ANSWERS

CHEM-120: Intro to General, Organic & Biological Chemistry with Lab {Self-Test 1}

Chem 120 Lab Final (Latest 2023-2024) Complete Questions & Answers (Solved) 100% Correct 1. What is NEVER a substitute for proper eye protection? (Goggles) Answer: Glass-es/Contact lenses 2. Name 4 experiment evidences that are indicative of a chemical reaction. Answer: - -color change -precipitate formation - temperature change -gas formation 3. Name the 2 compounds that are necessary for reaction in an Alka-Seltzercold tablet. Answer: sodium bicarbonate/citric acid and water. (NaH...

CHEM 120 Unit 6 Lab: OL Lab 10: Nuclear Chemistry Objectives: Identify the differences between chemical reactions and nuclear reactions. Identify the concept of radioactive decay. Identify the n uclear changes associated with alpha, beta or gamma decay. Write the products of nuclear reactions involving alpha, beta or gamma emissions. Explain the concept of half-lives and complete half-life calculations. Not all atoms are stable. When atoms are born in a nuclear reactor, whether it be the heart o...

Fahrenheit - 1.8(C) + 32 Celsius - (F-32)/1.8 Physical property - properties can be observed without changing the identity of the substance under observation Chemical property - properties can only be observed during a change int he identity of the substance under observation examples of chemical properties - corrosive, combustible, mutagenic, teratogenic, explosive examples of physical properties - size, malleability, ductility, conductivity, density, state of matter Homogenou...