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Feet Above Sea Level Water Vapor
495 words1) Calculate the number of calories required to change 10 grams of ice at 0 C to 10 grams of water vapor at 100 C. (Requires 3 steps) 3) Change water at 100 C to water vapor 2) Assume our heat source is set to 100 calories per minute. 3) Determine how long it takes to melt 10 grams of ice at 0 C. Observe temperature as it melts. 800 calories 100 cl / min = 8 minutes 4) Determine how long it takes to heat 10 grams of liquid water from 0 C to 100 C. 1000 calories 100 cl / min = 10 minutes 5) Deter...
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Test Tube Cm 3
802 wordsINFORMATION FOR PROBLEMS 1 - 5: 25 g KNO 3 and 25 g NaCl were place into 7. 2 gcm 3 of water, heated to 70 degrees and filtered. All necessary. 1. How much KNO 3 should be found in the filtrate? 2. Approximately how much NaCl should be found in the filtrate? 3. When filtered at 70 degrees, how much NaCl should be found on the filter 4. When the filtrate is cooled to 20 degrees, how much of the KNO 3 can be expected to crystallize (precipitate)? 5. About how much NaCl will precipitate in the filt...
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Graduated Cylinder Sodium Chloride
1,507 wordsObjective: To practice the various techniques of measuring masses using the lab balance. Then to gain the experience in the techniques of handling lab equipment. 1. Check your balance to make sure that the pointer is calibrated or zeroed. If necessary, consult your teacher for an adjustment. 2. Place a penny on the balance pan. Move the riders until the pointer is balanced. Record the mass of the penny. 3. Repeat step two for objects listed below. -Measure and record the mass of a watch glass. -...
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Permeable Membrane Semi Permeable
1,935 wordsI chose to experiment with the effects of salinity changes on the polychaete, Nereis succinct. Along with the other members of the group, Patty and Jeremy, I was curious to see whether the worms would engage in adaptive behavior when placed in a tank of water of foreign salinity, or whether they would simply continue changing osmotically until they reached equilibrium with the environment. The first step in our experiment was to simply observe the worms and get a "feel" for the ways in which the...
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H 2 O X 10
1,265 wordsAvogadro's number is the number 6. 0221367 x 10 ^ 23, commonly rounded to just three significant digits: 6. 02 x 10 ^ 23, and is the number of representative particles in a mole. Avogadro's number is commonly used to compute the quantities of substances involved in chemical reactions, called stoichiometry, and is one of the most important and versatile components of modern chemistry. Avogadro's number is named after the Italian physicist Amadeo Avogadro. Avogadro's number first came about when A...
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Recommended Daily Value Exceeded The Recommended Intake
750 wordsAfter assessing my diet through the process of recording my intake of food over the course of two days and analyzing its nutritional value, relative to my gender, weight, height, activity level and age, I have successfully reached several conclusions about my current dietary habits. Prior to this analysis of my diet, I was unsuspecting of some of my bad habits which were unbeknownst to me at the time and as a result, I was fairly shocked to see the results. Among the aspects which were particula...
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Supremacy Clause Fair Trial
2,339 wordsMEMORANDUM OF LAW TO: Professor [] FROM: [your name] DATE: September 25, 2006 RE: Sally Stratmore Appellation INTRODUCTION The current lawsuit was brought by the State of Texas against the appellant Sally Stratmore, in connection with carrying 29 grams of cocaine and other violations. Appellant Sally Stratmore, timely appeals her convictions in driving a red light with broken taillights, in attempt to escape, and, finally, in conviction for carrying 29 grams of cocaine. Appellant was convicted i...
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Coronary Heart Disease Blood Sugar Levels
3,818 wordsNutrition and You Nutrition is the relationship of foods to the health of the human body. Proper nutrition means that you are receiving enough foods and supplements for the body to function at optimal capacity. It is important to remember that no single nutrient or activity can maintain optimal health and well being, although it has been proven that some nutrients are more important than others. Nutrition plays a critical role in athletic performance, but many active people do not eat a diet tha...
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Side Effects Include Bodily Harm
1,586 wordsThe Ghb Grievous Bodily Harm The room is spinning, the music is as loud as it can get and people are dancing all night long. Your heart is pumping, and you feel like you re flying. This is the happiest you ve been in a long time. You re so glad you came to the Rave and happy that your friends made you try GHB until you start to come down. You start with Minor seizures and become so tired you can t stand up anymore. You feel nauseated, you can t breathe correctly, you anxiety level is at it s hig...
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