An intensive property is a physical quantity whose value does not depend on the amount of the substance for which it is measured. For example‚ the temperature of a system in thermal equilibrium is the same as the temperature of any part of it. If the system is divided the temperature of each subsystem is identical. The same applies to the density of a homogeneous system: if the system is divided in half‚ the mass and the volume change in the identical ratio and the density remains unchanged. According
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location for applying light from the LED to the drop of alcohol while minimizing the effect of air currents on the evaporation rate. The eyedropper was used to place a single drop of isopropyl alcohol on an index card within the enclosure. The same size drop was used each time the step was repeated. The time it takes for the drop to evaporate without the LED present was recorded. The dark spot on the card caused by the alcohol was no longer visible. A flashlight was used to help with the observance
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Chemistry Physical and Chemical Properties Submitted by Date Submitted: February 2‚ 2014 Date Performed: January 31‚ 2014 Lab Section: Chem-180 Course Instructor: Professor Spenser Purpose The purpose of this lab experiment is to observe physical and chemical properties of substances which are also
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Factors Of A Group Work Situation Affect Cohesiveness? Group cohesion refers to the forces in a group that causes the members to remain in the group and at the same time attracting people from other groups. This can only be possible if the individuals in the group relate well with each other and also by the members respecting the role assigned to each person in the group (Newcomb‚ & E. L. Hartley‚ 1958). Cohesion refers to the extent to which the members of a group are attracted
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Identifying Group Roles The purpose of this paper was to apply Cragan and Wright’s major group roles model to a college classroom group. The first major group role identified by Cragan and Wright was Task Leader. Cragan and Wright defined Task Leader as “a mature person who has good problem-solving ability and has had training in leadership skills”. (p. 191) This role was present. For example‚ at the first meeting‚ Harry broke the silence by suggesting that they take turns and introduce themselves
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Physical properties can be seen‚ touched‚ or even measured without the identity of the substance changing. The identity of the substance can be its shape or color. Three physical forms of a substance are solid‚ liquid‚ and gas. Water for example can transform into all three physical forms without its identity changing. The characteristic of water as a shape can be used as an example of a physical property. Water can be frozen into ice‚ vaporized‚ or liquidized. The shape of water as a solid is
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A detailed explanation‚ one paragraph or more in your own words‚ of the colligative property being discussed and why that property changes the way that it does when the amount of solute is increased. A detailed description‚ at least one paragraph‚ of a real-world application of the colligative property‚ including an explanation of how this application of the colligative property is important or useful to those affected. The real-world example must be one that was not mentioned in the lesson. An
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In the three short stories that we read “The Ninny” by Anton Chekhov‚ “The Governess” by Neil Simon‚ and “Up From the Holler” there was some sort of conflict about social class each differ and are different points of view. I believe that seeing something from a different point of view is very important. I think that its important because you see others perspectives on matters that you once thought about only in one way.“One person’s crazyness is another person’s reality.” said by Tim Burton. In
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Associate Program Material Gender and Sex Worksheet Answer the following questions in 50 to 150 words each. Provide citations for all the sources you use. What is gender? What is sex in biological terms? Are gender and sex the same thing? Explain why or why not? The state of being male or female‚ typically used with reference to social and cultural differences rather than biological ones. Gender refers to the personal sexual identity of an individual regardlessnof the persons bological
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Dictionary.com‚ the word “responsibility” means “the state or fact of being answerable or accountable.” Responsibility is related to the roles of the particular individuals and groups. Role is defined as an expected behavior in a given individual social status and social position. For one person‚ he will have different responsibilities when he is at different roles. For example‚ someone should take the responsibility as a father when he is in a family. He should be responsible as being an employee
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