To perform the experiment‚ first the calorimeter was filled with 100 mL of water using a graduated cylinder‚ and the temperature of the water was found and recorded. Next‚ the beaker was filled 3/4 full with water and placed on the stand of the ringstand above a gently burning
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Popcorn Experiment Experiment performed on 8/26/11 Biology 101 Introduction: “The oldest popcorn ever found was discovered in the “Bat Cave” of central New Mexico. Archaeologists found 80‚000-year-old corn pollen below Mexico City”. “The popcorn was thougt to be about 5‚600 years old”. (www.factmonster.com/spot/popcorn1.html) This particular pollen is almost identical to today’s popcorn pollen. Researchers came up with the theory that popcorn could have been a Stone Age snack for “cave
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Volume loss is one of the three aspects of facial aging (the other two being skin texture changes and sagging skin). These aspects of facial aging combine as we get older to make us look older and more tired than we want to look. The severity and quickness that we show aging depends on both genetics and our environment and lifestyle. Volume loss‚ also known as fat loss‚ occurs when we lose fat in our face. It is most pronounced around the eyes and cheekbones. When someone says that as they have
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Results After the seven days of quantitative and qualitative data collection‚ the results showed that the substances individually had a significant effect on their respective plant. Furthermore‚ the original hypothesis was shown to be accurate regarding the sucrose and caffeine receiving plants‚ and inaccurate in the case of the plant receiving carbonated water. To begin with‚ it is important to note the control plant experienced unusual results‚ as the plant had a sharp decrease in the quantity
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Effect of Caffeine on Daphnia Heart Rate: Aim: To investigate the effect of caffeine on the heart rate in Daphnia. Hypothesis: My hypothesis is that as the caffeine content increases‚ the heart rate if the Daphnia increases. Equipment: * Culture of water flea – Daphnia * Caffeine of 5 different concentrations * Microscope * Counter * Cavity Slide * Pipettes * Stop clock * Distilled water * Test tubes * Petri dish Method: 1. Remove one Daphnia
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Bread Mold Experiment Mold is something that we often take for granted‚ as something that makes us have to throw the bread away or the cheese smell bad. Mold is‚ in fact‚ a fascinating organism which has had many different uses over the years and our lives would not be the same without it. Most of us know that food seems to become moldy more quickly in the summer than in the winter when it is colder. Food in refrigerators seems to keep longer than food left out in the sun. Is this true? Does temperature
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Carp Bait - Part Four Fishing with surface baits is both an exciting and very productive method for catching carp. On many waters‚ it’s often an under-used tactic‚ which is a big mistake‚ because some of this country’s biggest and most sought-after carp are often caught on surface baits at this time of the year. Even if the lake that you are targeting has been hammered on floaters and the carp are starting to wise up to the approach‚ often a change to an alternative floating hook bait is all that
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Abstract Molar volume is the volume that one mole of gas occupies when temperature and pressure are kept constant. The molar volume of a gas can be determined through evaluating how much gas is given off when the number of moles of the substance is known. To find the volume of gas that will be used to calculate the molar volume‚ the process of water displacement can be used. Reference Citation Cesa‚ J. (2002). ChemTopic labs: Experiments and demonstrations in chemistry (vol. 9). Batavia
Free Pressure Ideal gas law Mole
EXPERIMENT NO-1 AIM- To determine the frequency of A. C. mains by using an electric vibrator. APPARATUS- Electric vibrator‚ table lamp‚ pulley‚ weight box‚ fishing cord‚ a. c. source. THEORY- when a cord of mass per unit length m is connected to the vibrating rod of the vibrator and stretched with a tension T‚ the cord vibrators in segments. If the length of the cord is then adjusted until the nodes are clearly marked‚ the frequency of the stretched string is the same as of the vibrating rod which
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Functional Areas of Business Paper Improving marketing has become a top priority of successful inventors and corporations. Most corporations’ research different groups and needs in the marketplace‚ satisfy the consumers in a superior way by targeting their wants and needs. All marketing strategies are built on segmentation‚ targeting‚ positioning‚ and then position its offering so that the target market recognizes the company’s image and terrific offerings. There are many different business
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