Science
2,223 Science Free Papers: 1,171 - 1,180
-
Lab Report
Discussion From our experiment, we used an average of 5.60 ml of standard ascorbic acid solution for fully titration of 2.00 ml dye solution. While for 0.50 ml of dye, average volume of ascorbic acid used was 1.40 ml. We stop the titration when the dye solution has turned from
Rating:Essay Length: 474 Words / 2 PagesSubmitted: March 14, 2016 -
Lab Report 9 Microbiology Osmosis
Introduction To sustain life cells must take in nutrients and excrete wastes via their membranes. Transportation into the cell can be done passively or actively. Active transport requires the cell to use energy, so the easier passive transport is utilized most often. One example of passive transport is diffusion. During
Rating:Essay Length: 1,126 Words / 5 PagesSubmitted: November 14, 2012 -
Lab Report Extraction of Aspirin Tablet
Abstract The experiment consisted of extracting and purifying compounds involving immiscible solvents through the method of ‘like dissolves like’ procedures involving solubility characteristics to be able to retrieve a percent recovery of the Goody’s Powder and to test the purity of its compounds by observing its melting points. Results calculated
Rating:Essay Length: 1,721 Words / 7 PagesSubmitted: February 14, 2017 -
Lab Report on Cheek Cell Dna Extraction
NAME: CHEEK CELL DNA-LAB REPORT SHEET Exercise 1 – Isolating Cheek Cell DNA Analysis of Results Appearance of Solution What is happening to the cells/DNA? After lysis buffer Clearish solution The cells outer layers are dissolved/broken down After alcohol added The alcohol pours into a layer on top of the
Rating:Essay Length: 381 Words / 2 PagesSubmitted: September 27, 2011 -
Lab Report on Osmosis in Potato
Title: Effects of Osmosis Aim: To observe the effects of high and low concentration of a potato Apparatus: two glass containers, two potato strips measuring 3x1 cm, two beakers one of which would contain fresh water and the other would contain a salt solution, a ruler and a stop watch.
Rating:Essay Length: 409 Words / 2 PagesSubmitted: November 9, 2015 -
Lab Report Vortextube
Theory: A vortex is a spinning turbulent flow of fluid or gas. The motion of this gas swirling rapidly around a center forms a vortex. One of the best modern day applications of a vortex can be found inside of a vortex tube. The vortex tube is a mechanical device
Rating:Essay Length: 983 Words / 4 PagesSubmitted: March 7, 2012 -
Lab Report: Creators
Lab Report: Creators This Lab is to discover whether the weight of an object affects the creator the object creates. In order to do this in a reliable fashion we will repeat each test 3 times over. Variables: Independant-The only thing we will change is the weight of the ball
Rating:Essay Length: 501 Words / 3 PagesSubmitted: September 28, 2016 -
Lab Report: Enzyme Activity
Enzyme Activity Introduction: In the experiment the object was to find out how the temperature of an enzyme affects the speed and ability of the enzyme to break down sugars or in this case starch. An enzyme is a protein that has a specific function within the body; therefore each
Rating:Essay Length: 745 Words / 3 PagesSubmitted: May 12, 2012 -
Lab Results
Instructions: 1. This assessment needs to be submitted every week and will be worth 10 points each week. 2. Your self and peer assessments are of 3 points respectively and 4 points for answering following three questions every week: Q1. What did I do best to learn this week’s lab
Rating:Essay Length: 279 Words / 2 PagesSubmitted: May 31, 2016 -
Lab Techniques and Measurements
Lab Techniques and Measurement Adam Cristman 07/05/12 Garage workbench DPP-340 Chemistry Abstract Experiment and Observation Length measurement of 3 objects Object Length (cm) Length (mm) Swiss army knife 9.0 90.0 iphone with case 11.8 118.0 galvanized nail 8.8 88.0 Temperature measurement Hot water from tap (ºC) Boiling water (ºC) Boiling
Rating:Essay Length: 838 Words / 4 PagesSubmitted: July 5, 2012