Chem 120 unit 4 - Study guides, Class notes & Summaries

CHEM120 Week 8 Final Exam (Version-4, Latest-2022)/ CHEM 120 Week 8 Final Exam / CHEM120 Final Exam / CHEM 120 Unit 8 Final Exam: Chamberlain College of Nursing |Verified and 100% Correct Q & A|

CHEM 120 Unit 4 Midterm Exam 1. The correct isotope symbol for the isotope containing 1 proton and two neutrons – He 2. Which are the elements with the following electronic configuration: 1s2 2 s2 2p6 3s1 – Sodium 1s2 2s2 2p5- Fluorine 1s2 2s2 2p6 3s2 3p6 4s2 3d10 4p2 – Geremanium (Ge) 3. Provide 4 examples of substances with ionic bonds LiF - Lithium Fluoride, LiCl - Lithium Chloride, LiBr – Lithium Bromide, LiI - Lithium Iodide, Nacl,Calcium Nitrate 5. Name the following: N2S3 - dinitr...

CHEM 120: EXAM 1 CHAPTERS 1-4 KEY TERMS QUESTIONS WITH 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...

1. The efficiency of the refrigerant cycle is affected by the operation of the condenser. of the following, a more efficient centrifugal compressor operation results from Answer: Lowering the condensing pressure 2. The heat removed from the refrigerant in a condenser is Answer: Sensible and Latent Heat 3. The refrigerant unit that you have been assigned to is being taken out of service for a major repair. You have been assigned to withdraw refrigerant for storage in suitable containers. Accord...

29 RBS II Exam 113 Questions with Verified Answers Latest Length at Waterline - CORRECT ANSWER 26 FT 2 inches Maximum Length of Boat in Water (bow to end of taff rail) - CORRECT ANSWER 31 FT 8 inches Length Overall on Trailer (front of trailer coupler to end of taff rail) - CORRECT ANSWER 36 FT 10 inches Maximum length of boat on trailer (trailer coupler to skeg on outboard lower unit, engines trimmed up) - CORRECT ANSWER 38 FT 1 inch (this is the longest possible measurement for...

(CHEM 120 Unit 4 Discussion) Initial Post Instructions While we often do not realize it, acidic and basic solutions are a part of our daily lives.Pick a solution in your home, work, or even outsid e (be sure to check the label to make sure that whatever you are measuring is nonhazardous and water based). Some possible solutions are shampoos, beverages, still water in your backyard, contact solution, etc. Research a compound or compounds found in your chosen solution, citing your sources in APA f...

CHEM120 Week 4 Midterm Exam (Latest-2022) / CHEM 120 Week 4 Midterm Exam / CHEM120 Midterm Exam / CHEM 120 Unit 4 Midterm Exam: Chamberlain College Of Nursing |Verified and 100% Correct Q & A|

CHEM 120 Unit 4 Midterm 1. The correct isotope symbol for the isotope containing 1 proton and two neutrons – He 2. Which are the elements with the following electronic configuration: 1s2 2s2 2p6 3s1 – Sodium 1s2 2s2 2p5- Fluorine 1s2 2s2 2p6 3s2 3p6 4s2 3d10 4p2 – Geremanium (Ge) 3. Provide 4 examples of substances with ionic bonds LiF - Lithium Fluoride, LiCl - Lithium Chloride, LiBr – Lithium Bromide, LiI - Lithium Iodide, Nacl,Calcium Nitrate 5. Name the following: N2S3 - dinitrogen t...