In analytical chemistry, a standard solution is a solution containing an accurately known concentration of an element or a substance, A known weight of solute is dissolved to make a specific volume. It is prepared using a standard substance, such…
Category: Chemistry
Thermometry at the effects of temperature on the
ThermometryTemperature vs. Height of Water, Ethanol, and AcetoneMichael Clements, Nick Christian, Caden CoomesGeneral Chemistry Lab 101ABSTRACTIn this experiment, the focus was to explore and understand the fundamentals of how thermometers are used and operated by measuring the height of columns…
1 CrO3, acidic medium B 1) SOCl2,
1 Surname and Initials Student Number 45 Organic Chemistry II (AAOCH2A/AAOCA2B/AAOCC2B) 20 October 2017 Test 3 QUESTION 1 5 Select the correct answer to each question from 1.1 to 1. 5 and write the corresponding letter in the block at…
The City Circle. The collected talisay leaves
The student researchers will gather 500 grams of Terminalia catappa (talisay) leaves from Quezon City Circle. The collected talisay leaves will then be verified at the National Museum of the Philippines. 1200 ml of water will then be obtained from…
Organic transfer. 10.0 mL of diethyl ether
Organic Chemistry Lab 343Honoria StoneLab Report 324 September 2018Lab Section 1Extraction of Acidic and Neutral Compounds OBJECTIVE::The objective of this experiment is to separate out a neutral compound and an acidic compound from a mixture using acid/base extraction. The main…
Taylor and that will represent how long it
Taylor MoodyDr. DaviesChemistry SL28th of September 2018How do Changes in Temperature Affect the Rate of Reactions?IntroductionTo study the effect that temperature has on the rate of a chemical reaction, a reaction between sodium thiosulphate and dilute hydrochloric acid can be…
Ethical I was studying hard, doing my
Ethical situations in you fieldDescribe a situation + Describe own & others’ reactions5 years ago, when I was a senior high school student, a got the heights grades in the class, because I was studying hard, doing my work on…
1.0 worlds. In January of 1992, astrophysicists
1.0 – INTRODUCTION Our Galaxy, named the Milky Way, – and even though it contains billions and billions of stars – is swarming with exoplanets1. Exoplanets, known as planets situated outside of our solar system that orbit other stars, have…
Chromatography The distance of each cations obtained, and
ChromatographyManthan Parekh and Jeny Shah*The Community College of Baltimore County 2701 Rossville Blvd, Baltimore, MD 2123726th September 2018Abstract:The purpose of this experiment was to find different the cations in the unknown substances. The process of chromatography was used by allowing…
A nano-sized grain size of the sample is
A Mesoporous Nano-Sized Spinel Cobalt Ferrite as an Active Electrocatalyst for Hydrogen Evolution ReactionSanjeev P. Dalawai, Bingyue Li, Shengnan Li, Yinxia Xu, Liangyu Tong, Dandan Liu, Shuang Zhao, Ruimin Xing, Shanhu Liu*College of Chemistry and Chemical Engineering, Henan University, Kaifeng…
