Chem 120 week 6 lab - Study guides, Class notes & Summaries

CHEM 120 Week 6 Virtual Lab; Nuclear Chemistry.

Week 6 Lab: Nuclear Chemistry Objectives: • Identify the differences between chemical reactions and nuclear reactions. • Identify the concept of radioactive decay. • Identify the nuclear 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. • Identify common subatomic particles and energies involved in nuclear reactions • ...

CHEM 120 Week 7 Lab practicum (100% Correct) You are given 500 mg NaCl. If it is dissolved in 7.5 mL water what would be the density in g/mL? 500 NaCL / 7.5 mL = 66.7 g/ml 3. Provide name of the following organic compound CH3-NH2 Methylamine 4. Provide structural formula of the following organic compound (3 points). Ethyl amine CH3CH2NH2 5. You are given a pH meter and a series of solutions (solutions A, B and C). When you measured pH, the results were as follows: pH of solution A= 5.0; p...

CHEM 120 Week 6 Virtual Lab; Carbohydrates Part I, Part II

Chem 120 Answer key for Laboratory assignmet week 5 -6 Introduction To General, Organic & Biological Chemistry with Lab (Chamberlain University)

Learning objectives • Explain the molecular structure of sugars and polysaccharides • Explain digestion and appreciate the complexity of the human body • Experiment with different foods and measure their impact on the blood sugar level Introduction Most people are familiar with carbohydrates, especially when it comes to what we eat. For example, to lose weight, some individuals adhere to “low-carb” diets. Athletes, in contrast, often “carbohydrate-load” before important compet...

1. The CSF tube labeled #3 is sent to the: Hematology depart- ment 1 - chem 2 - micro 3 - heme 2. Which of the following CSF lab findings are gen- erally associated with a patient that has been diagnosed with bacterial meningitis? (Hint: Mul- tiple answer question) 3. The presence of a fetal neural tube disorder may be detected by: 4. Which of the following conditions is most often associated with the formation of a transudate? 5. The integrity of the blood/brain barrier is mea- s...

CHEM 120 Week 3 Discussion: Solution Chemistry Molecule Mass V 1 NaCl 2 g CaBr2 6 g 3 Li3N 1 g 5 CaO 7 g 1 For example, one possible combination would be 2 gram s of NaCl in 500 ml of solution. Then, give each of the following for your unique combination being sure to show all of your work: 1. %mass/volume concentration 2. Molarity 3. Osmolarity Make sure to post at least two high quality posts. Follow-Up Post Instructions Respond to at least one peer or the instructor. Further the dialogue by p...

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...

NURS 620 MARYVILLE EXAM 2 QUESTIONS AND ANSWERS 100%CORRECT! 2023 UPDATE Risk factors for hypertension - correct answers1. age & sex- women older than 55 & men older than 45 2.Obesity 3.Excessive dietary intake of salt ette smoking ic alcohol consumption 6.Family history of high blood PRESSURE and/or cardiovascular disease 7.African American race 8.Stress 9.Sedentary lifestyle Blood pressure goals for JNC8 - correct answersHealthy patients over 60 years of age is okay if it is be...