Article last reviewed: 2017 | St. Rosemary Institution © 2010-2018 | Creative Commons 4.0

Lab Report: Determine The Percentage Of Water In Hydrated Calcium nitrate

Introduction: Our group had done 3 data sets for the same experiment process, and had recorded 3 groups of data. The aim of experiments was to determine the percentage of water in hydrated Ca(NO3)2. We obtained the percentages through experimental procedures of reacting Ca(NO3)2 with Na2CO3 , filtrating and drying CaCO3. The chemical equation of…

Psychological testing: Construction, Administration, Validity

PSYCHOLOGICAL TESTING: Psychological testing is the branch of psychology in which we use standardized tests, construct them in order to understand the individual differences. Psychological testing is a term that refers to the use of psychological tests. It refers to all the possible uses, applications, and underlying concepts of psychological tests. TEST: Test is defined…

Financial Management & Control

Management Financial management refers to the coordination of a business’s accounting and finance activities. Accounting: management tool used to record financial transactions to provide a summary of the business’s financial position. Finance: coordination of how a business funds (pays for) its activities Key elements include: Financial planning Financial control Financial decision making Business: an organization…

Lab: Carbon dioxide production by yeasts under different temperatures

Problem: Yeasts undergo aerobic cell respiration if there is sufficient oxygen and releases carbon dioxide as a waste product. Yeasts, like any other cells, have an optimum temperature at which they work most efficiently, including the process of cell respiration. This experiment aims to discover the relation between temperature and the carbon dioxide yield of…