the density of water and an unknown liquid. Density is defined as the mass of a substance divided by its volume. It is an intrinsive property of matter and is used to specifically characterize substances. III. Procedure: 1.We massed an empty 10mL graduated cylinder to the nearest .01g. 2.Then‚ we filled the graduated cylinder with 4.0-5.0 mL of distilled water‚ 3.massed it to the nearest 0.1 ml and 4. recorded the data. Then to determine the density of the unknown liquid; we repeated the steps
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Identifying Unknown Bacteria Using Biochemical and Molecular Methods Beginning of Instructor Pages Instructor Pages - - 3 Purpose The purpose of this lab is to introduce a variety of lab techniques to students working on the common problem of identifying an unknown bacterium. This lab helps students develop an understanding of the biochemical and molecular differences in bacteria and introduces the concept of identifying species based on characeristic gene sequences. Students work through
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How is the Australian Unknown Soldier significant? What makes him significant? The Unknown Soldier represents a part of Australia’s history and also represents the ANZAC soldiers that fought in World War One. He holds all the values and qualities that the ANZACs were said to evident in their everyday lifestyle. He is an iconic symbol for Australia and its military history as well a representative of commemorating the sacrifices the soldiers made for their country. The ANZAC legend was written
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Tiffany Ward Scheme For Unknown 2A/B Possible Ions: Cations: Na+‚ K+‚ NH4+ Anions: OH-‚ Cl-‚ NO3-‚ SO42-‚ HSO4- 1.Describe Sample Phase‚ color‚ odor‚ crystal shape‚ amorphous‚ gel-like‚ needle-like‚ powdery‚ etc. 2.Tests on original sample (i) Flame test bright orange Na+ purple K+ no color NH4+ (ii) NH4+ test Place a small portion of original unknown sample in a test tube or spot plate‚ then add a few drops of 1M NaOH solution. At the same time suspend a piece of red
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"The Unknown Citizen" is an occasional poem. That is to say‚ it is a poem written to mark a specific occasion or event. The occasion is indicated in the lines contained in parenthesis that precede the body of the poem. As these lines indicate‚ the poem is a written monument that functions like a cenotaph: it commemorates a fallen man whose identity is unknown. However‚ unlike the soldier who falls in a battle of war‚ the battle this individual appears to be unwittingly a part of is a social battle
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Traditional Analysis of Unknown Colony Morphology Color- light yellow pigmentation Form- circular Elevation- convex Margin- entire [staphylococci] DNase Test This test is used to detect if the bacteria contains any deoxyribonuclease activity. Because no color change was observed from blue to clear my unknown bacteria displayed a negative result. Blood agar plate This test is used to detect the hemolytic activity in the bacteria. A darkish green color on the media around the
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<center><b>The Unknown Citizen Is Me</b></center> <br> <br>"The Unknown Citizen"‚ a poem written by W.H. Auden‚ reflects a period of vast change in America’s history‚ making "The Unknown Citizen" an example of the government’s view of the perfect modern man in an overrated‚ unrealistic society. <br> <br>During the time period that this poem was written‚ in the late 1930’s‚ The United States was going through tremendous social‚ political and economic change. Following the passing of Black Monday
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The Poem "The Unknown Citizen" by W.H. Auden is a satire. Its narrator is the state. In this‚ the state pays tribute and describes a successful and positive product of its efficiency and effectiveness. In other words‚ it builds the character later described to the reader as "the perfect citizen." The narrator speaks as if he is delivering a speech or common tribute using words and phrases that are familiar to the reader. Using such imagery helps the reader paint a clear picture of the character
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I believe that getting the chance to lay a wreath at the Tomb of the Unknown Soldier in Arlington Cemetery would be a tremendous honor. Guarding the tomb is one of the highest military honors‚ but I also think it is a great honor to get to represent your school to remember those who have lost their lives. One major reason I want to lay the wreath is because I have several family members that have been in the military. Fortunately‚ I have been lucky to have my family come home to me alive and known
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An unknown Girl Moniza Alvi was born in Pakistan .Her father was Pakistani and mother English. She left Pakistan when she was a baby for England. The poet is thus caught between two worlds and her poems exemplify her quest for her cultural identity. The prescribed poem appears to be set in India. Pakistan was a part of India before the partition‚ therefore the setting may be a symbolic thirst for her motherland. The title of the poem is “The Unknown Girl”‚ though it may refer to the girl in the
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