Get your free Chemical essay sample now!

A free database of Chemical papers. Join our largest peer essay sharing community. Get your free Chemical essay sample now!

Analysis of oxygen absorber Essay

Introduction: In a moon cake package, there is often a packet of oxygen absorber provided with each moon cake. The oxygen absorber is usually used for food storage, because oxygen is the main substanc...

7 Pages, (1660 Words)
Published: 2020-04-22 08:25:56

Clamp and clamp stand Essay

In this project I am going to investigate rates of reaction of an indigestion tablet when added to hydrochloric acid. The variable I am going to use will be the temperature of the acid. (All backgroun...

7 Pages, (1758 Words)
Published: 2020-02-17 01:02:11

Determining the Stoichiometry Essay

1.) On graph paper, plot the milliliters of reactant #1 versus volume of precipitate for each reaction. For the copper chloride graph, draw the two best-fit straight lines through the data points and ...

3 Pages, (695 Words)
Published: 2019-10-10 05:18:01

Lab report on enzyme activity Essay

Enzymes are a protein serving as a catalyst, a chemical agent that changes the rate of the reaction without being consumed by the reaction. Enzymes are proteins made up of long chains of amino acids. ...

4 Pages, (1057 Words)
Published: 2020-02-17 00:30:04

Recrystallization lab report Essay

Given the following solubility test results, which would be the best recrystallization solvent for Compound A? Why? Ethanol: Cold soluble; Hot soluble Water:Cold insoluble; Hot soluble Benzene:Col...

2 Pages, (482 Words)
Published: 2020-02-17 00:42:13

Types of chemical reactions lab Essay

Copper (II) sulfate pentahydrate crystals are light blue and granular. After being heated, the crystals turned into a white powder and condensation formed in the upper part of test tube. It is represe...

6 Pages, (1590 Words)
Published: 2020-02-17 00:50:47