An experiment to obtain Zinc Oxide from Calamine Essay
This will be repeated until the weight of the test tube with its contents is identical. E. g. 1st reading= 17. 24g, 2nd reading= 17. 18g, 3rd reading=17. 15g, 4th reading=17. 15g The underlined readin...
Animal testing argumentative essay Essay
In a country such as USA 26 million innocent animals are being experimented on for scientific and commercial testing. Animals such as mice, cats, dogs and many more are used to develop medical treatme...
Careful Measurement of Emf Essay
To measure voltage and current in the circuit and from that figure work out emf and internal resistance of the cell, to identify errors involved and deal with them in the most effective way and mainta...
Chromatography Experiment Essay
OBJECTIVES: The objective of this experiment was to extract plant leaf pigments and determining them by using the Rf values obtained from the paper chromatography technique. The hypothesis of the expe...
Chromatography Questions Essay
Procedure: 1. Define chromatography: 2. Gather materials for the lab. 3. Mark the filter paper with a pencil line 2.0 cm from the end of the paper. 4. Write the color of the felt marker in pencil at ...
1. Describe the type of meter movement used in analog meters. The current in the circuit is used in basic meters to measure the voltage drop or current in the circuit. The current passes through the ...
Cucumber as Stain Remover Essay
AKNOWLEGEMENT The researchers would like to extend our sincerest Gratitude to the following persons, who gave their endless Support assistance and also for their inspiration that make our project pos...
Determinating the percent acetic acid in vinegar using titration Essay
Qualitative: 1. As we add sodium hydroxide to vinegar with the phenolphthalein the solution instantly turned pink and then instantly turned colorless. 2. As we got closer to equating the moles of H+...
I. Project Description and General Information Since the world of Science has evolved, the experiments of scientists and other researchers also improve and get more complicated and may sometimes soun...
Effects of Caffeine and Nicotine on Lumbriculus Variegatus Essay
An experiment was conducted to study and explore the circulatory system by exposing Lumbriculus variegatus, black worms, to household drugs. Lumbriculus variegatus was chosen as the experimental organ...