slide with 5% sodium chloride solution. * Examine the cells through the microscope. Draw and label 3 plant cells. * After a few minutes draw out the sodium chloride solution with a piece of filter paper placed at the edge of the coverslip. Replace it with distilled water added at the other side of the coverslip. QUESTIONS 1 Describe the cells in distilled water. How are the cells in 5% sodium chloride different from this? Describe what happens when you take away the sodium chloride solution
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Qualitative Analysis Lab Report Organic Chemistry Laboratory II ABSTRACT: The purpose of this lab was to separate and purify two unknown compounds‚ one solid and one liquid‚ from an ethereal solution using the techniques of chemically active extraction‚ vacuum filtration‚ simple distillation‚ and recrystallization. Then identifying information was compiled about these unknowns by obtaining experimental melting/boiling point ranges‚ and analyzing IR and proton/carbon NMR spectrums It was determined
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The Post Modernism period just came after the Modern period but it is not clear or impossible to be said when it came. In other words the modern Period was the time when the world was recovered from World War 2‚ which started globalization. The Post Modernism is a concept that arrived an era of academic study about in the mid-1980s. There is a variety of concepts‚ architecture‚ music‚ literature‚ fashion‚ art‚ film etc. In the 1980’s the political climate changed. During that time Post Modernism
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. CHM130 Lab 5 The Atomic Mass of Beanium Name: A. Data Table : Insert your Data Table here with your sample calculations. You must show at least one sample calculation per procedure step. (16 points) Part I Data Table Sample Mass (mg) Number/Qty Average Mass (mg) Relative Abundance Relative Weight (mg) Kidneybeanium 18725mg 25 749mg 25/75=.33 749mg*.33=247.17mg Pintobeanium 11575mg 25 463mg 25/75=.33 463mg*.33=152.79mg Blackeyedpeaium 9900mg 25 396mg 25/75=.33 369mg*.33=130
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Weight Balance • Antacid tablet • Dilute solutions of o Sodium Hydroxide‚ NaOH(aq) o Iron(III) Nitrate‚ Fe(NO3)3 • Funnel • Cylinder Procedures 1. Put eye protection on for safety purposes. Part A: Reaction between Iron(III) Nitrate and Sodium Hydroxide. 2. Take two cylinders and fill one (full) with sodium hydroxide solution and other with Iron(III) nitrate solution. 3. Pour suitable amount (around 50 ml) of sodium hydroxide from the cylinder using a funnel into a Erlenmeyer flask.
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1. Jazz was one of the music genres that was greatly influenced by Latin music. The incorporation of Latin music‚ Latin american Jazz moves and the afro-Cuban beat also helped Modern dance emerge in the 20th century. 2. Machito and his Afro-Cubans were the original Mambo Kings in the 40’s. They laid down the foundation for Salsa-Jazz ensembles. They also redefined Afro-Cuban Jazz‚ and greatly contributed to the creation of Cubop and Salsa. 3. Drizzy made Chano Poza his drummer in the late 40’s
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1) Relate how Windows Server 2008 R2 Active Directory and the configuration of access controls achieve CIA for departmental LANs‚ departmental folders‚ and data. a. By having domains and access rights and permissions‚ an administrator can achieve confidentiality‚ integrity‚ and accountability by controlling what files and resources a user can access. 2) Is it good practice to include the account or user name in the password? Why or why not? a. No it is not good practice because it makes it
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What physical evidence did you find at the victim’s home? A space heater‚ some shattered glass‚ a thing of matches‚ and burned flooring. Describe the process that you used to take a sample of the puddle-shaped burn pattern on the floor. Why did you also take samples from the portion of the floor that was not burned? scraped it up with a chisel‚ and collected both burned and not burned to compare for traces of chemicals. What evidence did the space heater provide? What did the evidence indicate
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Unit 2 Home Labs Goals: • Read Safety • Perform Changes: Physical or Chemical Lab • Perform Special Physical Properties of Matter Lab • Perform Paper Chromatography Lab Turn-in: 1) Changes: Physical or Chemical Lab - Completed Procedure / Observations‚ questions‚ and a written description of most important concept that you learned in the discussion section. 2) Special Physical Properties of Matter Lab – Completed Procedure / Observations‚ questions‚ and a written
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How To Automate Facebook Posts With FaceDominator? Anyone one who uses social media regularly will very well know that Facebook is always active in testing new features and tools. If we talk about the versions of Facebook then you will find that the version which you might be using is quite different from the one which your friend was using. As people can avail the different FB apps in accordance to their phone storage. With no doubt‚ one can make Facebook posts and create a great engagement. Facebook
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