an Unknown Compound Purpose: The purpose of this experiment was to separate a mixture of two or more unknown compounds and identify them based on their melting point and reactivity with an acid or a base. Compound studied/Reactions: The organic solvent used in this experiment was methyl t-butyl ether (MTBE‚ 2-methoxy-2-methylpropane). The unknown that dissolved in the MTBE‚ but was insoluble in water. MBTE is very volatile and flammable. It was determined in the experiment that the unknown was
Free Chemistry Solvent Laboratory glassware
the density of water and an unknown liquid. Density is defined as the mass of a substance divided by its volume. It is an intrinsive property of matter and is used to specifically characterize substances. III. Procedure: 1.We massed an empty 10mL graduated cylinder to the nearest .01g. 2.Then‚ we filled the graduated cylinder with 4.0-5.0 mL of distilled water‚ 3.massed it to the nearest 0.1 ml and 4. recorded the data. Then to determine the density of the unknown liquid; we repeated the steps
Free Density Water
Chemistry Salt Analysis Cheatsheet Version 2.0 © 2008 Ankur Banerjee All Rights Reserved. Only important stuff for CBSE Class 12th Chemistry practical syllabus has been included‚ not everything. 2. WE + acidified K2Cr2O7 2 = sol 3 turns green 3. WE + acidified KMnO4 = pink colour of KMnO4 is discharged 4. Sulphide: Colourless gas with a smell of rotten eggs (H2S); turns lead acetate paper black 1. Sodium nitroprusside test: WE + sodium nitroprusside 4 = purple / violet colour 2. Lead acetate
Premium Ammonia Potassium Blue
To A God Unknown Essay In the book To A God Unknown (TAGU) by John Steinbeck‚ there is a man named Joseph Wayne who is sent out on a journey with a blessing from his father. While out on his journey he finds a large area of land and he starts to fall in love with it. He then decides to build upon it and starts a ranch there‚ he also finds an oak tree that he builds his house next to and this tree reminds him of his father. After he settles there he invites his brothers to come and stay with
Premium Jesus
"The Unknown Citizen" is an occasional poem. That is to say‚ it is a poem written to mark a specific occasion or event. The occasion is indicated in the lines contained in parenthesis that precede the body of the poem. As these lines indicate‚ the poem is a written monument that functions like a cenotaph: it commemorates a fallen man whose identity is unknown. However‚ unlike the soldier who falls in a battle of war‚ the battle this individual appears to be unwittingly a part of is a social battle
Premium Rhyme Grammar Poetry
Outline for “The Life You Save May Be Your Own” I. Introduction to Flannery O’Connor A. Quote 1 – “O’Connor was born in 1925 to a prominent Georgia family of devout Roman Catholics—an anomaly in the largely Protestant South.” “She finally succumbed to lupus in August 1964 at age 39.” B. Quote 2 – “She moved back to Georgia to live with her mother on a dairy farm and continued to write‚ publishing Wise Blood in 1952‚ the story collection A Good Man Is Hard to Find in 1955‚ and a second novel
Premium A Good Man Is Hard to Find Thesis or dissertation
the known and unknown. Fear can show the strong they are weak and it can show the weak they are strong. A person can learn from fear‚ as I have learned from being afraid. The first day attending a new school is scary to most young children. They know no one and usually don’t have any friends. Time will usually ease the child’s fear of a new school. Yes it is true. Fear is educational. My journey with fear will travel to another state and three different colleges. I suppose you are wondering why
Premium Fear Anxiety Claustrophobia
Each year‚ on average‚ there are 105 snowstorms. Salt is driven around in millions of trucks across the country to help deice the roads to make way for safe travels. In the United States‚ 20 billion pounds of salt are used every year to treat the icy roads after snowstorms. Common salt‚ the salt almost every American has on their dinner table‚ NaCl is most frequently used to deice roads across the country. Salt is very cost effective and efficient when used properly‚ however it is causing more harm
Premium Snow Water Precipitation
Intelligence: Knowns and Unknowns Ulric Neisser (Chair) Gwyneth Boodoo Thomas J. Bouchard‚ Jr. A. Wade Boykin Nathan Brody Stephen J. Ceci Diane E Halpern John C. Loehlin Robert Perloff Robert J. Sternberg Susana Urbina In the fall of 1994‚ the publication of Herrnstein and Murray ’s book The Bell Curve sparked a new round of debate about the meaning of intelligence test scores and the nature of intelligence. The debate was characterized by strong assertions as well as by strong
Premium Intelligence Intelligence quotient Psychometrics
Flannery O’Connor’s style of southern gothic writing‚ with her background of Christianity‚ collaborate for some controversial and unorthodox symbolism. In her short story The Life You Save May Be Your Own‚ O’Connor incorporates numerous symbols to emphasize her theme. O’Connor’s use of symbolism filters into the names and traits of her characters‚ the dimensions of her setting‚ and the events of her plot. Mr. Shiftlet is a man who doesn’t know what he wants. Throughout the story‚ his views on life
Free Short story Symbol William Faulkner