Chem 106 lab final - Study guides, Class notes & Summaries

Chem 106 Lab Final With Complete Solutions 2024

how do you determine unknown flame tests? - Correct Answer electrons exist in energy levels with atoms, each element has a different energy level system, making each element release unique colors produced from energy how many lines does mercury produce under a spectroscope? - Correct Answer 4; violet, blue, green, and yellow how many lines does hydrogen produce under a spectroscope? - Correct Answer 3; violet, blue, and red how does white light separate? - Correct Answer into th...

-ionize partially -produces lesser number of ions in water than ionic compounds -conduct electricity poorly Mole equation mass(g)/molar mass (g/mol)

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...

When working at multiple practices, where do you keep your DEA certificate? What about registration? - ANSWER-DEA certificate (223) must be kept at the registered location. A separate registration is required for each place where controlled substances are kept. Do you need a separate DEA registration or certificate for a second hospital that doesn't have controlled substances? - ANSWER-You don't need a registration there (and don't ever need a certificate at the second location). You CAN s...

HESI A2 GRAMMAR Practice Test - ANSWERS 1. She sat on the bed with her favorite cat and its head gently. a. petted b. patted c. pet d. pat The correct answer is a. Choice b is not correct because “patted” indicates a tapping motion, rather than a "gentle" stroking motion, indicated by the adverb at the end of the sentence. Choices c and d are not correct because the sentence requires the word “pet in the past tense and as a past participle. 2. Last Friday night, my best fr...

PATHO STUDY GUIDE: FINAL EXAM! Stress increases functional demand  adaptations: hypertrophy, hyperplasia, atrophy, metaplasia, dysplasia)  Stress is reversible – when it’s relieved cell returns to normal  Irreversible stress – too much damage  necrosis Reversible Stress Types 1. Atrophy: decreased size of cell due to decreased functional demand  Overall decrease tissue mass  Muscle can atrophy if not used because of injury, neuromuscular dysfunction (i.e. spinal co...