"Chemistry lab al reacting with cucl2" Essays and Research Papers

Sort By:
Satisfactory Essays
Good Essays
Better Essays
Powerful Essays
Best Essays
Page 4 of 50 - About 500 Essays
  • Powerful Essays

    Name Lab Section GTA Station # 5. Extraction Pre-lab questions Complete the following questions and submit before beginning the experiment. 1. Which layer will be the aqueous layer when using dichloromethane (methylene chloride) as the solvent (i.e.‚ top or bottom)? Which layer will be the aqueous layer when using ether as the solvent? 2. When everything has been separated in Part D‚ which compounds will be in test tubes 1‚ 2‚ and 3?

    Premium Chemistry Oxygen Solvent

    • 2981 Words
    • 12 Pages
    Powerful Essays
  • Good Essays

    Chemistry Eggshell Lab

    • 2167 Words
    • 9 Pages

    Eggshell Lab Lab Set-Up: Materials: * pipette with pipette bulb * conical flask * 1 beaker * 1 molar sodium hydroxide solution * 2 molar hydrochloric acid solution * 1 funnel * 1 piece circular filter paper * crushed poultry eggshell * crushed farm eggshell * phenolphthalein * Distilled water * White tile * Paper tray * burette in burette stand * electronic scale Procedure: Step 1: Standardization of the NaOH solution using

    Premium Calcium carbonate Titration Hydrochloric acid

    • 2167 Words
    • 9 Pages
    Good Essays
  • Good Essays

    all the site is safe‚ not just a small area where you would have taken your first sample from. I will return to the lab with the samples of soil I have extracted from the site. Here I will make a solution from the samples in order to carry out the identification tests. In order to turn my soil samples

    Premium Water Chemistry Soil

    • 1875 Words
    • 8 Pages
    Good Essays
  • Good Essays

    Chemistry Lab Report

    • 1017 Words
    • 5 Pages

    chemistry lab report : reaction of alcohol CHEMISTRY LAB REPORT SK026 SEMESTER 2 SESSION 2011/2012 TITLE                 :REACTION OF ALCOHOL DATE                 : NAME                :  MATRIC NO      :  PARTNER          :  PRACTICUM     :  SUPERVISOR    :  Title            : Reaction Of Alcohol Objectives : 1. To classify alcohol 2. To study the chemical properties of alcohols Introduction: Alcohol is a class of organic compound containing hydroxyl group‚     OH as the

    Premium Alcohol Ethanol Carboxylic acid

    • 1017 Words
    • 5 Pages
    Good Essays
  • Good Essays

    Chemistry Copper Lab

    • 7450 Words
    • 30 Pages

    Chemistry 11 Final Examination Review - Answers Part A - True or False. Indicate whether each of the following statements is true or false. Correct the false statements. F 1. The mass of an electron is equal to the mass of a proton. The mass of an electron is less than the mass of a proton. T 2. The mass of a proton is approximately equal to the mass of a neutron. T 3. The atomic number represents the number of protons in a nucleus. T 4. The proton has a mass of approximately

    Premium Atom Sulfuric acid Oxygen

    • 7450 Words
    • 30 Pages
    Good Essays
  • Good Essays

    Lab Report Chemistry Lab

    • 606 Words
    • 3 Pages

    Since the Grignard reagent can easily react with water‚ all glassware including the 25 ml round bottom flask‚ magnetic stir bar‚ 3 and 5 ml conical vial‚ 50 mL Erlenmeyer flask‚ claisen adapter‚ drying tube and 5 glass pasteur pipets were first added to a 250mL beaker and placed in the oven for 30 minutes.  After the completion of the thirty minutes‚ 0.150 g of shiny magnesium turnings and a stir bar was first added to the round bottom flask and the claisen adapter along with the drying tube packed

    Premium Chemistry Water Solvent

    • 606 Words
    • 3 Pages
    Good Essays
  • Powerful Essays

    Chemistry Titration Lab

    • 2792 Words
    • 12 Pages

    Table 1: Data Collection Table – Contains all of the primary data directly obtained from the lab. Indicator | Initial volume of NaOH in burette (ml) ±0.05 | Final Volume of NaOH in burette (ml) ±0.05 | Final – initial Burette Reading (Volume of NaOH used) (ml) ±0.1 | Qualitative Observations | Phenolphthalein | 0.00 | 0.90 | 0.9 | At first when the base was being dropped into the vinegar there wasn’t a color change‚ however when the solutions came close to full titration‚ the solution

    Premium PH indicator Sodium hydroxide Titration

    • 2792 Words
    • 12 Pages
    Powerful Essays
  • Good Essays

    Lab Report Chemistry Lab

    • 598 Words
    • 3 Pages

    Purpose: To find out the densities and to find out the name of the unknown metals. (Based on the extensive and intensive properties) Check up the words mass‚ volume‚ density‚ extensive properties‚ and intensive properties. Where do the units for mass and volume) come from and what do they mean? What is the density of distilled water? What is Archimedes principle? Does temperature affect the density of a solid? Liquid? Gas? Materials: Safety glasses‚ 10‚ 25 or 50 mL graduated cylinders

    Premium Water Liquid Density

    • 598 Words
    • 3 Pages
    Good Essays
  • Satisfactory Essays

    goood chemistry lab

    • 1528 Words
    • 7 Pages

    CUMULATIVE MOLE WORKSHEET (Chemistry IB) 1. How many molecules are present in 27.0 g of distilled water? A. 2.7 x 1024 B. 1.5 C. 9.0 x 1023 D. 4.5 2. How many moles of carbon dioxide will be formed when 32.0 g of methane‚ CH4‚ burns completely in oxygen? A. 1.0 B. 2.0 C. 4.0 D. 8.0 3. How many oxygen atoms are present in 0.5 mole of pentahydrated copper(II) sulfate‚ CuSO4.5H2O? A. 2.5 B. 4.5 C. 3.0 x 1023 D. 2.7 x 1024 4. What is the total number of atoms in 3.0 molecules of propanone‚ CH3COCH3

    Premium Oxygen Molecule Sodium hydroxide

    • 1528 Words
    • 7 Pages
    Satisfactory Essays
  • Good Essays

    Chemistry Halogens Lab

    • 1041 Words
    • 7 Pages

    Maggie Mitchell IB Chemistry Prd. 5 THE HALOGENS LAB Date: 9/11/13 Purpose: The purpose of this experiment was to observe and record the halogens’ (NaF‚ NaCl‚ NaBr‚ and KI) reactions with the chemicals Ca(NO3)2‚ AgNO3‚ and NH4OH and use these observations to identify an unknown halogen. Data: (see next page) TABLE 1: REACTIONS OF HALOGENS WITH CA(NO3)2‚ AGNO3‚ AND NH4OH REACTION NAF NACL NABR KI REACTION W/ CA(NO3)2 solution turns cloudy and precipitate forms clear precipitate

    Premium Chlorine Periodic table Chemical element

    • 1041 Words
    • 7 Pages
    Good Essays
Page 1 2 3 4 5 6 7 8 9 50