Science
2,223 Science Free Papers: 341 - 350
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Chemistry - Guar Gum
Stabilizers are hydrocolloids that are water-soluble, they disperse in water, and are commonly used in ice cream making. Stabilizers extensively used in the ice cream industry include guar gum. (Goff & Hartel, 2013) Stabilizer are derived from plants, bacteria, and animal by-products. Although derived from natural sources, stabilizers are considered
Rating:Essay Length: 363 Words / 2 PagesSubmitted: August 18, 2017 -
Chemistry - Recrystallization & Melting Point
Recrystallization & Melting Point INTRODUCTION The purpose of this experiment was to understand the process of purifying a crystal through recrystallization and observe the relation between purity level and the melting point. These are the two main experiments that are used in chemical labs, pharmaceutical departments and many more labs
Rating:Essay Length: 1,049 Words / 5 PagesSubmitted: September 19, 2016 -
Chemistry 1311
Experimental Summary: Experiment # 2 1. Grab an "unknown" and a piece of filter paper with dimensions of 19 cm long and 11 cm wide. With a pencil, draw a line about 1 cm from the edge of the 19 cm side of paper. Mark the line every 2cm with
Rating:Essay Length: 857 Words / 4 PagesSubmitted: March 8, 2011 -
Chemistry Assignment
Experiment 1 : Titration Objective : To determine the concentration of a solution of sulphuric acid using standard sodium hydroxide solution. Procedure : 1. 25.0cm3 of sulphuric acid was pipette into a conical flask. 2. 2-3 drops of phenolphthalein were added and the solution with the standard NaOH was titrated
Rating:Essay Length: 768 Words / 4 PagesSubmitted: July 23, 2015 -
Chemistry Assignment one
Megan Conaway 9-9-2015 Chemistry Assignment One Katrina 10 Years Later “Hurricane Katrina formed as a tropical depression, but by mid-August 2005, the storm had grown stronger. In 2005, Katrina was the fifth hurricane of the Atlantic hurricane season and of the the deadliest ever to hit the U.S. On August
Rating:Essay Length: 498 Words / 2 PagesSubmitted: September 23, 2015 -
Chemistry Case
I don't have a paper to post. Good morning! Make-up for Exam 1 is due and will be graded with a 15% late penalty. ABOUT QUESTIONS: Please follow instructions carefully to complete Part A Questions. Use the Profile document attached to your grade book to answer the questions pertaining to
Rating:Essay Length: 365 Words / 2 PagesSubmitted: February 20, 2012 -
Chemistry Case
What is the relationship between mL and cm3? 1cm3 = 1mL A. B. Everyone knows that water is supposed to boil at 100° C. Did your sample boil at 100° C.? If not why did your water sample boil at a different temperature? A. C. An unknown rectangular substance measures
Rating:Essay Length: 348 Words / 2 PagesSubmitted: June 22, 2012 -
Chemistry Case
Ocean County College Department of Chemistry [Property of Gases] Submitted by Yekaterina Risele Date Submitted: 10/14/2012 Date Performed: 10/14/2012 Lab Section: Chem-181DL1 Course Instructor: Dr. Nancy Marashi purpose In your own words, write the purpose of the experiment. Objectives for each lab are clearly written in manual pages.. -The purpose
Rating:Essay Length: 558 Words / 3 PagesSubmitted: October 14, 2012 -
Chemistry Hydrogen Bonding Lab
The purpose of the Hydrogen Bonding lab was to discover the hydrogen bonding and cohesion of water. In this experiment, we rotated to nine labs where in the first lab, you must calculate the drops of water and soap water on a penny, whereas in the second lab, you must
Rating:Essay Length: 812 Words / 4 PagesSubmitted: February 5, 2014 -
Chemistry in Antifreeze
General Chemistry 166 Prof. Robert Klepper Chemistry in Antifreeze Antifreeze is a mixture which is mainly used to lower the freezing point of any liquid. It is used in colder weathers to keep liquids from being frozen during temperatures below their freezing point. At sometimes, it is also used to
Rating:Essay Length: 600 Words / 3 PagesSubmitted: June 13, 2016