The Effect of Molecular Weight and Time on the Diffusion Rate of Potassium Permanganate‚ Potassium Dichromate‚ and Methylene Blue.1 Arantxa Alex Carpio Group 1 Sec. X – 4L March 24‚ 2015 ABSTRACT The effect of molecular weight and time on the rate of diffusion was determined using the agar-water gel test. A petri dish of agar-water gel with three wells was prepared and a prepared solution of each substance was dropped on each well; one with potassium permanganate (KMnO4)‚
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khanates were developed upon similar economic and political foundations. Both lived as pastoral nomadic peoples. The constant movement kept them from developing a central government‚ however‚ it allowed for widespread conquering that led to cultural diffusion‚ initiating a flourishing trade-based economy under Mongol rule. Due to this new advance and dependence on trade‚ the Mongols developed a passport system. Regulation of travel facilitated movement of products and merchants and increased economic
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Compare and Contrast Greek Myth’s vs. Roman Myth’s (Final! Draft!) Mythology: “Legendary Stories‚ people‚ or person. False popular belief” quoted by http://dictionary.reference.com/browse/mythology+ . Is this the correct definition? Depends on your beliefs. These “false stories” used to be peoples religion! Roman myths! Greek Myths! Olympian
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Compare and contrast Essay Saudi Women Past and Present In the 70s and 80s‚ women were considered objects of possession by the male population. They had less significance than men. This essay will expose the changes in the status of women from the 70s till date here in Saudi Arabia especially in the Eastern Province. Saudi women today are very different from Saudi women in the past in terms of roles in the family‚ work‚ and education. In the past‚ the role of women in the family
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Biology 107 Section 1 11/4/13 Diffusion & Osmosis Introduction The purpose in this experiment was to estimate the osmolarity of potato tuber and celery cells by change of weight.Pieces of potato tuber and celery would be incubated in different sucrose solutions to find out the molarity at which weight of potato and celery tissues do not change. My hypothesis was that the Table 1: Group Data for Experiment:Estimating Osmolarity by Change in Weight Table
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Ronald Wilson Pd:4th 11/16/12 Introduction In this experiment diffusion and osmosis is the main idea. When using diffusion and osmosis you are trying to separate different solute concentrations on either side of the membrane. Only a solute’s relative concentration‚ or water potential‚ affects the rate of osmosis. The higher the concentration of solutes‚ the faster water will flow through the membrane to equalize the concentration. The way we describe the movement from higher to lower concentration
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COMPARE AND CONTRAST Comparison Emphasizes the similarities between two things‚ ideas‚ concepts‚ or points of view. Contrast Emphasizes the differences between two things‚ ideas‚ concepts‚ or points of view How to Write a Comparison/Contrast Essay: 1. The two items should make sense to compare or contrast. For example‚ you might compare two baseball teams‚ but not a football team and a baseball team. As you select your topic‚ keep in mind that you won’t merely be describing the two
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Festivals and Attractions in the U.S. and Panama What is a country without its festivals and attractions? Festivals and attractions are an essential part of the culture and history of many countries. Many may think that the U.S and Spanish speaking countries vary a lot when it comes to celebrating festivals and their various attractions‚ but this is not always the case. The U.S. and Panama have many festivals and attractions. Though the festivals and attractions in the U.S and Panama differ in numerous
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Compare and Contrast Essay The Mongols and the Franks similate in many different ways that lead to such rapid conquest throughout different regions in the world. Some of the similarities were how both of the famous rulers‚ Charlemagne (Franks) and Genghis Khan (Mongols) divided up their land to family descendants such as Kublai Khan. Some main areas in which they differ is through their way of living‚ culture and there religions that they practiced and allowed to be practiced such as Christianity
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COMPARE AND CONTRAST EGYPTIAN RELIGION‚ JUDAISM‚ ZOROASTRIANISM AND GREEK TRADITIONS. Religion has been a major focal point in any society and in any culture. Starting from the first civilizations in Sumer and Ur to the vast metropolitans of today like New York and London‚ religion has been around and played a key part in lives of people. Possibly some of the oldest religions in the world‚ Judaism and Zoroastrianism share distinct qualities that are still alive today. Both religions are practiced
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