logo-home
Buscado previamente por ti
Buscado previamente por ti
logo

999

Lemme help you murder that paper :)
Nursing, Math, Biology, Anatomy etc

  • 3628
  • 0
  • 174

Community

  • Seguidores
  • Siguiendo

207 Comentarios recibidos

3825 artículos

  • Todo
  • Documentos
  • Tarjetas de estudio
  • Paquetes

chem 219 Lab Experiment 7 Summer 2025 Portage learning

(0)
$22.99
0x  vendido

Experiment #: 7 Title: Nitration of Methyl Benzoate – Electrophilic Aromatic Substitution (EAS) Reaction Purpose: to synthesize meta-nitro methyl benzoate through an electrophilic aromatic substitution reaction and confirm the product’s identity and purity using melting point and ¹H NMR spectroscopy. Procedure: 1. Preparation of Reaction Mixture: a. Weigh out 6.19 g of methyl benzoate and place it into a 100 mL beaker. b. Place beaker in an ice bath and allow it to cool to below ...

i x
  •  Package deal
  • Otro
  •  • 2 páginas • 
  • por Oldspice • 
  • subido  2025
Vista rápida
i x

chem 219 Lab Experiment 6 Ummer 2025 Portage learning

(0)
$21.99
0x  vendido

Experiment #: 6 Title: Green Oxidation – Synthesis of Cyclohexanone from Cyclohexanol Purpose: is to synthesize cyclohexanone through the green oxidation of cyclohexanol using sodium hypochlorite (common household bleach) as an environmentally friendly oxidizing agent. The goal is to confirm the successful oxidation of a secondary alcohol to a ketone and to assess the purity and identity of the product through chemical and instrumental analysis Procedure: 1. Setup and Preparation: a....

i x
  •  Package deal
  • Otro
  •  • 3 páginas • 
  • por Oldspice • 
  • subido  2025
Vista rápida
i x

chem 219 Lab Experiment 4 Summer 2025 Portage learning

(0)
$21.99
0x  vendido

Experiment #: 4 Title: Biosynthesis – Synthesis and Characterization of Ethanol from Sucrose Purpose: Is to explore the principles of organic synthesis by fermenting sucrose to produce ethanol. Procedure: A. Preparation of Yeast Slurry: a. Weigh approximately 3.5 g of dry baker’s yeast and transfer it into a clean beaker. b. Add 50 mL of distilled water to the beaker. c. Use a glass stirring rod to stir and gently macerate the yeast to break the cells and release enzymes. i. Add...

i x
  •  Package deal
  • Otro
  •  • 3 páginas • 
  • por Oldspice • 
  • subido  2025
Vista rápida
i x

chem 219 Lab Experiment 3: Extraction – Isolation of Caffeine from Tea Summer 2025

(0)
$21.99
0x  vendido

Title: Extraction – Isolation of Caffeine from Tea Purpose: The purpose of this experiment is to isolate and characterize caffeine from tea using both solid- liquid and liquid-liquid extraction techniques. The process involves brewing tea to extract caffeine into water, then using methylene chloride to separate it from the aqueous solution. This experiment reinforces concepts such as solubility, phase separation, and purification, while providing hands-on experience with extraction, drying...

i x
  •  Package deal
  • Otro
  •  • 2 páginas • 
  • por Oldspice • 
  • subido  2025
Vista rápida
i x

chem 219 Lab Experiment 2: Crystallization – Purification of a Sample of Impure Naphthalene Summer 2025 portage learning

(0)
$21.99
0x  vendido

Title: Crystallization – Purification of a Sample of Impure Naphthalene Purpose: The purpose of this experiment is to use the crystallization technique to purify a sample of impure naphthalene. Crystallization is a common method for purifying solid organic compounds. This experiment involves dissolving impure naphthalene in hot methanol, removing insoluble and soluble impurities, and recovering purified crystals. Skills gained include solvent selection, filtration, evaporation, crystalliza...

i x
  •  Package deal
  • Otro
  •  • 2 páginas • 
  • por Oldspice • 
  • subido  2025
Vista rápida
i x

CHEM 219 Lab Experiment 1 SUMMER 2025 Portage learning

(0)
$20.99
0x  vendido

Experiment #: 1 Title: Comparison of Simple vs. Fractional Distillation for the Separation of a Binary Mixture Purpose: The purpose of this experiment is to introduce and compare the two main types of distillation: simple and fractional. Procedure: Set up the experiment under a fume hood that is turned on. And wear a protective lab coat and safety glasses throughout the entire procedure… Part 1: Simple Distillation 1. A 100 mL round-bottom flask (distillation pot) was filled with ...

i x
  •  Package deal
  • Otro
  •  • 3 páginas • 
  • por Oldspice • 
  • subido  2025
Vista rápida
i x

CHEM 212 Module 1-4 Problem set SUMMER 2025 Portage learning

(0)
$68.99
0x  vendido

CHEM 212 Module 1-4 Problem set SUMMER 2025 Portage learning/CHEM 212 Module 1-4 Problem set SUMMER 2025 Portage learningCHEM 212 Module 1-4 Problem set SUMMER 2025 Portage learningCHEM 212 Module 1-4 Problem set SUMMER 2025 Portage learningCHEM 212 Module 1-4 Problem set SUMMER 2025 Portage learningCHEM 212 Module 1-4 Problem set SUMMER 2025 Porta

i x
  • Lote
  •  • 4 artículos • 
  • por Oldspice • 
  • subido  2025
i x

CHEM 219 Lab Experiment 5 SUMMER 2025 Portage learning

(0)
$21.99
0x  vendido

Experiment #: 5 Title: Column Chromatography – Separation and Isolation of Pigments from Spinach Leaves Purpose: To demonstrate the use of column chromatography, to isolate and analyze the different pigment classes found in spinach leaves. The goal is to separate and identify carotenoids and chlorophylls using column chromatography and assess the efficiency of the separation through thin layer chromatography (TLC). Procedure: • Preparation of Pigment Extract: o Tear 3.5 grams of fr...

i x
  •  Package deal
  • Otro
  •  • 2 páginas • 
  • por Oldspice • 
  • subido  2025
Vista rápida
i x

CHEM 212 Module 4 problem set SUMMER 2025 Portage learning

(0)
$25.99
0x  vendido

Is the following molecule an aldose or ketose? Briefly explain. Your Answer: Ithink its a ketose because ofthe C=O, on the third carbon ketose. There is a C=O on the third carbon from the top

i x
  •  Package deal
  • Examen
  •  • 14 páginas • 
  • por Oldspice • 
  • subido  2025
Vista rápida
i x

CHEM 212 Module 3 problem set SUMMER 2025 Portage learning

(0)
$25.99
0x  vendido

Name three differentfunctions of proteins. Your Answer: Proteins can function to transport, provide structure and are involved in hormones. Transport, hormones, catalysis, structure, and protection Question 2 0 / 0 pts Whatfunction does a protease have? Your Answer: Proteases functions for degradation/catabolism of proteins.

i x
  •  Package deal
  • Examen
  •  • 11 páginas • 
  • por Oldspice • 
  • subido  2025
Vista rápida
i x