Lab #5: Grignard Reaction – Synthesis of Triphenylmethanol John Kang Chem 152L Performed: 7/20/04 Date submitted: ________________ Lab Partners: Sang Lee‚ Vicky Lai TA: John Stanko Abstract: This experiment explored the synthesis of triphenylmethanol through the use of Grignard reagents. The percent yield of the product was 10% on a relatively humid day. The melting point was calculate to be 127.2oC with a literature value of 162oC. An IR spectrum of the product was taken and used
Premium Oxygen Chemical reaction Alcohol
Chemical Reaction Lab Well #1 CuCl2 + Al (shot) - Bubbling - Turning reddish-maroon - 33oC Well #2 CuCl2 + Al (foil) - Bubbling‚ but less than well #1 - Turning black - 28oC Well #3 CuCl2 + Zn - Turned black then red - No bubbling - 29oC Well #4 CuCl2 + NH4OH - Cloudy - No bubbling - 26oC Well #5 CuCl2 + NaCO3 - Not mixing with CuCl2 - Heterogeneous - 25oC Well #6 CuCl2 + AgNO3 - Cloudy - Top layer is white -29oC 1. The more pronounced reaction was the aluminum
Premium Chemical reaction Chemistry Aluminium
Kinetics Kinetics 6.1 Rates of reaction 6.2 Collision theory 6 16.1 Rate Expression (AHL) 16.2 Reaction mechanism (AHL) 16.3 Activation energy (AHL) 6.1 Rates of reaction 6.1.1 Define the term rate of reaction. 6.1.2 Describe suitable experimental procedures for measuring rates of reactions. 6.1.3 Analyse data from rate experiments. © IBO 2007 Figure 601 An explosion is a quick reaction D ifferent chemical reactions occur at different rates (i.e. speeds)
Free Chemical reaction Chemical kinetics Reaction rate
viewers of their movies comforted and warm feelings in their hearts because there is always a happy ending. Disney productions have also taught young children the difference between good and evil. Films such as “Snow White and the Seven Dwarfs‚” and “Cinderella” are two of their earlier movies that are vastly different but share similarities as well. For instance‚ both Cinderella and Snow White are beautiful princesses that are forced to be maids. The antagonists in these stories are evil step mothers
Premium Fairy tale Cinderella Sleeping Beauty
“DOUBLE JEOPARDY” Reaction Paper The movie’s plot is outstanding! I could request for more acting or for more famous actors and actresses‚ but the plot just remains the same (Well‚ I don’t really have any problem with the cast. I just used this sentence for emphasis on the plot.). All of the following views and opinions are all based on the 1987 Philippine Constitution. The plot is a very unique one in a sense that the Constitutional law pertaining Double Jeopardy (Stated in Article III‚ Section
Premium Law Constitution Crime
Observations: Part I: Reaction between iron and oxygen Appearance of steel wool after 20 minutes From (relatively) shiny metal strips to not-so-shiny strips that are stained with dark‚ reddish-brown stuff. Part II: Decomposition of hydrogen peroxide Appearance of potato and hydrogen peroxide combination: Lots of white‚ foamy bubbles around the potato slices. Day 2 Observations: Part III: Reaction between zinc and acetic acid Appearance of penny in vinegar after
Premium Oxygen Carbon dioxide Sodium bicarbonate
REACTION PAPER ON THREATS TO NATIONAL SECURITY With the events between the United States of America and Syria leading towards a possible world war‚ never has national security become so vital. There are various factors that pose threats to the sovereignty of our country. Peace talks between President Benigno Aquino III’s administration and the Moro Islamic Liberation Front are once again at a standstill‚ with the MILF having doubts on forging a wealth-sharing deal with the government. The Autonomous
Free Philippines
REACTION PAPER IN JOSE RIZAL MOVIE Freedom… Wrath… Happiness… Skepticism… Sadness… These were only some of the things I felt when I watched the Jose Rizal movie. Every dialogue‚ every scene‚ every reaction in the movie was a momentum to keep. It was breath taking. Seeing history flash before my eyes was just so remarkable. Gradually‚ my blinded eyes were opened. The movie depicts the life story of Dr. Jose Rizal‚ the national hero of the Philippines. A three-hour epic on the life and struggles
Free Philippines
YouTube‚ The Internet and the future of movies The Internet has transformed the music industry. Sales of CDs in retail music stores have been declining while sales of songs downloaded through the Internet to iPods and other portable music players are skyrocketing. And the music industry is still contending with millions of people illegally downloading songs for free. Will the motion picture industry have a similar fate? Increased levels of high-speed Internet access‚ powerful PCs with DVD readers
Premium Film Universal Studios Warner Bros.
The hero’s journey‚ if executed properly‚ can create some wonderful stories. A lot of the most praised and well known books‚ movies‚ and plays follow the hero’s journey almost exactly‚ even some with the steps in the same order. For example‚ The Hunger Games‚ The Giver‚ Divergent‚ Twilight and many more enjoyable books and novels match up with the hero’s journey fairly closely. When a lot of books follow the same model there tends to be too many similarities‚ with some predictable lines and actions
Premium Fiction The Reader Protagonist