Experiment 4 – Liquid Phase Chromatography I. Objectives This experiment’s goal is to explore one-dimensional and two-dimensional paper chromatography. II. Schematic Diagram of the Procedure PAPER CHROMATOGRAPHY Wash leaves‚ cut them into smaller pieces; in a mortar macerate them in circular motion Add 8mL ethyl alcohol to extract pigments‚ continue macerating until finely grounded Transfer extract to evaporating dish‚ allow to conc‚ don’t let extract to dry out Concentration
Premium Central nervous system Nervous system Water
Colorado Technical University SCI 101 Phase 1 DB2 Instructor: Kenneth Gordon Amanda VonKaenel February 19‚ 2013 For several years Bisphenol A (BPA) has been used in many plastic bottles and metal based food and beverage containers and have thought to be safe. However in 2012‚ researchers argue that they have some concern about the potential effects of BPA on the brain‚ behavior‚ and prostate gland in fetuses‚ infants‚ and young children. The FDA is taking steps to reduce the exposure of
Premium Baby bottle Infant
(“Symbolism”). An example of Symbolism would be Flowers they symbolize the universal of young life. Authors use Symbols to covey important ideas to readers. In story “Zero Hour” by Ray Bradburry‚ and the poems “Outside History” by Eavan Boland‚ and “When You Are Old” by William Butler Yeats all show human experience symbols. In the story “Zero Hour” by Ray Bradburry uses one of the characters named mink to symbolize sneakiness. In the story‚ a loud Seven-year-old named Mink was the leader of a game called
Premium William Butler Yeats Symbolism Symbol
Using Charles’ Law to Determine Absolute Zero Background Info It is noticed that in this lab‚ as the temperature of the water in the beaker is increased‚ the distance between the pipette and water plug increases. When this distance increases‚ the volume of trapped gas also increases. This relates to Charles’ Law as it shows that the volume of a gas is positively proportional to temperature. Theoretically‚ absolute zero is the lowest possible temperature‚ where all molecules have the least possible
Premium Temperature Energy Length
company has decide to involve in international marketing‚ they have to do study and analysis of market potential in the country they interested to do business so that they can decide the level of involvement they would like to commit. There are 4 phases of international marketing involvement; which are no direct foreign marketing‚ infrequent foreign marketing‚ regular foreign market and international marketing. In no direct foreign marketing stage‚ the company may not actively involve in international
Premium Marketing Globalization
Phase 5 Individual Project Colorado Technical University Quatassa Trotter MGM 340 March 26‚ 2013 PHASE 5 INDIVIDUAL PROJECT Abstract As a consultant for ABC consulting group‚ I have been assigned an assignment which includes the selection of 2 for-profit firms from the fast-food industry. My firm has been contracted by XYZ Venture Capital Group to give advice about where to make a significant investment. My consulting firm’s depth and analysis will be compared with other consulting outfits
Premium Fast food Fast food restaurant KFC
SCI203 Phase 2 Lab Report SPECIATION Sharon Patton June 1‚ 2015 Colorado Technical University Purpose The purpose of this lab is to explain what would happen if a species were split into two groups by an earthquake‚ creating a physical barrier between the two groups. Showing how the formation of a new species can evolve. Introduction Speciation is when a species is created from the splitting of a species. In other words if a group of a certain species is separated say by an earthquake
Premium Chemistry Evolution Natural selection
Outline the Argument that Supermarket Power is a ‘Zero-Sum’Game. Over the past few decades‚ hundreds of supermarkets have been built in towns and cities across the UK. They have become such a powerful force‚ that the four largest supermarkets‚ (Tesco‚ Sainsburys‚ Asda and Morrisons‚ ) take nearly three out of every four pounds spent on groceries‚ in the UK. (Bevan 2006). They have a combined market share of over 73.6% of the UK grocery
Premium Asda Wal-Mart Grocery store
In Abuela Invents the Zero by Judith Ortiz Cofer‚ Constancia meets her grandmother for the first time‚ which leads to her being ashamed of being with her grandmother because she acts and dresses differently; that makes Abuela very sad that her grandmother. The theme is given people with the utmost respect‚ or you will lose the respect from the other person. To begin‚ the main character named Constancia and her family picks up her Abuela. Constancia’s mother tells her about the stories of her mother
Premium Family Short story Mother
and integrated utilizing local national and international services within a community. Secondly‚ the goal is to restore the individual and the pre-crisis situation back to a functioning situation or resuming order utilizing methods‚ that resemble phases of a crisis intervention plan. The crisis intervention plan consists of screening‚ assessment‚ analysis/ planning‚ implementation‚
Premium Psychology Management Mental health professional