Consider a regression situation in which y = hardness of molded plastic and x = amount of time elapsed since termination of the molding process. Summary quantities included the following. n = 16, SSResid = 1236.43, and SSTo = 25,320.368. (a) Calculate a point estimate of σ. (Give the answer to three decimal places.) […]
This quiz contains 36 questions. This is a timed quiz and is set for 90 minutes. You only have one opportunity to complete this quiz. During the quiz, you will be alerted when you have used half your time, and again when you have 5 minutes, 1 minute, and 30 seconds remaining. Once time has […]
Hi, I need a lab report for my classe I have attached my notes so you can use them to write the lab report. I have attached the Requirements and Rubric, please please follow them precicely. ACS style for refrences. Time is really imprtant!! please review the attachments and make sure you can do […]
Written Assignment 3: Mass Relationships for Compounds Answer all assigned questions and problems, and show all work. 1. How many atoms are there in 5.10 moles of sulfur (S)? (6 points) (Reference: Chang 3.13) 2. How many moles of calcium (Ca) atoms are there in 77.4 g of Ca? (6 points) (Reference: Chang 3.15) […]
The idea that prolonged exposure to direct sunlight is harmful represents one of the main reasons why the use of sunblock/sunscreen has been widely promoted. In particular, ultraviolet (UV) rays are known to cause damage to the skin upon direct contact which can lead to various adverse effects such as: premature aging, sunspots, wrinkles, formation […]
1. How can reverse transcriptase inhibitors slow the replication of DNA? Give an example that lay persons without this knowledge could understand, and why they need to know it. 2.What concept from chemistry was the most challenging and why? What can you do to learn more about this concept as you progress through your degree […]
How vitamins and minerals/trace elements affect health/human body ? Determine chemical names and/or chemical formula for diatomic or simple polyatomic compounds and draw a Lewis structure, construct a molecular geometry and determine the polarity for a covalent compound. (This is what he is looking for in the paper).
need a brief introduction about Standard Deviation, Linear regression and titration. (include equations if possible) standard deviation: https://www.dummies.com/education/math/statistics/why-standard-deviation-is-an-important-statistic/ https://simple.wikipedia.org/wiki/Standard_deviation linear regression: https://www.chemicool.com/definition/linear_regression.html#:~:text=Linear%20regression%20uses%20the%20method,x%20and%20y%20data%20points.&text=The%20residuals%20must%20be%20squared,for%20a%20set%20of%20data. https://chem.libretexts.org/Bookshelves/Analytical_Chemistry/Supplemental_Modules_(Analytical_Chemistry)/Data_Analysis/Method_of_Linear_Regression titration: https://chem.libretexts.org/Bookshelves/Physical_and_Theoretical_Chemistry_Textbook_Maps/Supplemental_Modules_(Physical_and_Theoretical_Chemistry)/Acids_and_Bases/Acid%2F%2FBase_Titrations
Following are analytical questions for you to answer regarding your reading of Nickle and Dimed by Barbara Ehrenreich. Your answers should appear in complete sentences and paragraphs, be sufficiently developed to display high school level writing and analysis skills and be supported with specific examples and direct, cited evidence from the text. Your responses should be an […]
Chcete-li koupit ketamin online, kontaktujte nás: ….. ([email protected]) Ketamin, kategorizovaný jako „disociační anestetikum, se používá v práškové nebo kapalné formě jako anestetikum. Lze jej injikovat, konzumovat v nápojích, odfrknout nebo přidat do kloubů nebo cigaret. Naše lékárny jsou nejdůvěryhodnějšími online dodavateli léků. Nemusíte si dělat starosti s kvalitou našich léků, chceme vás ujistit, že vám […]
