Science
2,223 Science Free Papers: 1,481 - 1,490
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Original Lab - Chemistry
. Questions: A. Suppose a household product label says it contains sodium hydrogen carbonate (sodium bicarbonate). How would you test this material for the presence of sodium bicarbonate? To test the material I would heat it up over a flame if it were a powder, as sodium bicarbonate turns a
Rating:Essay Length: 733 Words / 3 PagesSubmitted: February 19, 2012 -
Origins of Early Calculus
Not only India, the ancient Egypt was also one of the origins of early calculus. The earliest known mathematical text discovered in the history is the Moscow papyrus, “an Egyptian Middle Kingdom papyrus dated c. 2000-1800 BC.” It was written by an unknown mathematician in ancient Egypt and purchased by
Rating:Essay Length: 939 Words / 4 PagesSubmitted: April 2, 2018 -
Osh Case
The first instrument used was an MSA Solaris multigas detector. We carry the detector for use in confined space entry emergencies. Our detectors are equipped with sensors for oxygen, carbon monoxide, hydrogen sulfide and methane. Our primary use is to detect oxygen concentration. The device is set to alarm at
Rating:Essay Length: 971 Words / 4 PagesSubmitted: October 4, 2013 -
Osmoregulation Lab - Observing Osmoregulation
Observing Osmoregulation Introduction: The main function of the kidney is to regulate the osmolality of the body’s fluids. In this lab, students observe osmoregulation by testing urine samples. The students divide into three groups. Each group drinks 800 ml water, 800 ml Gatorade, or 7 grams of NaCl with 80
Rating:Essay Length: 618 Words / 3 PagesSubmitted: March 19, 2012 -
Osmosis of Potato Cubes When Placed in Sucrose and Distilled Water
Osmosis of cells is the diffusion of water through a semi-permeable membrane, a cell membrane. Water moves from a region of higher concentration to a region of lower concentration following its concentration gradient. This requires no energy. The net direction of water, which is water that is moving in and
Rating:Essay Length: 802 Words / 4 PagesSubmitted: June 4, 2013 -
Ottoman Empire Report
Cameron, Matthew, Jared, Caio, Alex 1/11/16 Period 2 Mr. Bage Ottoman Empire Report The Ottoman Empire was known as one of the longest-lasting empires in human history, ruling vast territories in North Africa, the Balkans, and the Middle East. The Ottoman Empire lasted over 600 years, and was known for
Rating:Essay Length: 1,201 Words / 5 PagesSubmitted: February 25, 2016 -
Outline Future Options for Melbourne's Water Resource
Outline future options for Melbourne’s water resource Abstract Melbourne’s water reserves in the past 10 years have been exhausted; meanwhile climate change predictions indicate the pressure of water lack will be increasingly serious (Howe et.al 2005). This problem is not just for Melbourne, Australia and many other parts of the
Rating:Essay Length: 1,542 Words / 7 PagesSubmitted: October 4, 2014 -
Outsourcing Financial Activities
TITLE PAGE Outsourcing Financial Activities CIS/568 Information Systems Concepts Introduction Financial and accounting activities are essential to any business. However, they are often are considered ancillary and unrelated to core strategies. Some companies choose to outsource a portion of their financial activities to third party vendors. This strategy allows them
Rating:Essay Length: 278 Words / 2 PagesSubmitted: March 17, 2013 -
Ovarian Cancer
Ovarian cancer Cancer - ovaries Last reviewed: December 28, 2010. Ovarian cancer is cancer that starts in the ovaries. The ovaries are the female reproductive organs that produce eggs. Causes, incidence, and risk factors Ovarian cancer is the fifth most common cancer among women, and it causes more deaths than
Rating:Essay Length: 976 Words / 4 PagesSubmitted: February 23, 2012 -
Oxygen
Oxygen is actually the most abundant element at the surface of the Earth which is a colorless, tasteless and odorless gaseous chemical element. It makes up nearly 21% the earth’s atmosphere. Humans are absolutely familiar with oxygen since it plays a key role in many of the important processes of
Rating:Essay Length: 319 Words / 2 PagesSubmitted: November 22, 2011