Ocean County College Department of Chemistry Identification of Metallic Ions Date Submitted: July 4‚ 2015 Date Performed: July 4‚ 2015 Lab Section: Chem-181DL1 Course Instructor: Prof. Amal Bassa Purpose The purpose of this experiment was to perform and observe the flame tests of some alkali and alkaline earth metal ions. Procedure To begin I placed approximately 0.5 mL of sodium nitrate in a well of the 24-well plate. I then placed approximately 0.5 mL of the remaining
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Running head: OBSERVER PRESENCE Qualitative observational research describes and classifies various cultural‚ racial and/or sociological groups by employing interpretive and naturalistic approaches. It is both observational and narrative in nature and relies less on the experimental elements normally associated with scientific research (reliability‚ validity and generalizability). Agar (1980) suggests that qualitative inquiry relies more on appearance‚ verisimilitude
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Composition of Cobalt Oxalate Hydrate Experiment 12 Robbie Kinsey Partner: Debnil Chowdhury Chem. 1312-D TA’s: Russell Dondero & Sylvester Mosley February 9‚ 2000 Purpose The purpose of this lab was to determine the percent cobalt and oxalate by mass‚ and with that information‚ the empirical formula for cobalt oxalate hydrate‚ using the general formula Coa(C2O4)b.cH2O. Procedure The powdered cobalt oxalate hydrate was weighed
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Organizational Presence: Digital and Physical Alvin Hall BUS620: Managerial Marketing (MAC1048B) Dr. Erich Randall 01/10/2011 INTRODUCTION Establishing a presence is arguably the most important step in building a successful organization. In the past a presence referred primarily to a physical location and any advertising efforts made to build an organizations reputation and spread the word of its existence. With the endless advancements in technology and the expanded approach that
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Christy Chan (5) BIOLOGY LAB REPORT Investigation of the effect of metal ions on enzyme activity Objective To study the effect of two heavy metal ions‚ lead (II) ions and silver ions on the enzyme activity of invertase. Introduction Hypothesis: The rate of enzyme reaction of invertase decreases and the reaction eventually stops as the heavy metal ions inhibit the enzyme reactions. Biological principle: Heavy metal ions are non-competitive inhibitors. They do not compete with the substrates
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Fruits of Malaysia Malaysia is blessed with a large variety of fruits. Most of us enjoy eating these fruits. They range from very sweet ones that make our teeth hurt to very sour ones that make our teeth numb. Whatever our preference we can always find some that we like. Some fruits are seasonal while some fruits are perennial. The famous durian‚ which is also known as the ‘king of fruits’‚ is a seasonal one. This fruit appears in abundance around the month of May and once again around the
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Classification of fruits 1. Berries – usually succulent fruit and very juicy. The availability of berries is between May and August. But grapes are berries that can be found year round. Some foods classified as berries do not fit the botanical definitions like strawberries and raspberries but are berries. There are fruits that are true berries but are not classified into other categories e.g. bananas and grapes. Berries grow in bunches in bushes and on vines. They are small and juicy. Examples
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Reactivity of Halide Ions Michelle Faktor and Kelly Freas Date of Experiment: October 28‚ 2012 Period 2 Honors Chem Purpose: The purpose of this lab is to observe the reactions of halide ions with different reagents by mixing them together. Analyze data to determine characteristic reactions of each halide ion. Infer the identity of unknown solutions. Materials: * 0.1 M AgNo3 * 0.1 M NaCl * 0.1 M NaF * 0.2 M KBr * 0.2M Kl * 0.2 M Na2S2)3 * 0.5 M Ca(NO3)2
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fruits This list of culinary fruits contains the names of some fruits that are considered edible in some cuisines. The word "fruit" is used in several different ways.[1] The definition of fruit for these lists is a culinary fruit‚ i.e. "Any sweet‚ edible part of a plant that resembles fruit‚ even if it does not develop from a floral ovary; also used in a technically imprecise sense for some sweet or sweetish vegetables‚ some of which may resemble a true fruit or are used in cookery as if they
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Nursing Presence I recently had the privilege of being a caring presence during the last few weeks of my mother-in-law’s life. She was 80 years old and had been diagnosed with terminal thyroid cancer. There was no cure. Doctors informed her she had a very short time to live and she should go home and get her affairs in order. We spent quite a bit of time together during her last few weeks. Every day was a gift. She did a lot of talking and reminiscing. While I listened to her‚ I learned things
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