Laboratory Techniques & Measurements Lab #1 January 31 2014 PH 148 Chemistry I Objectives • Become familiar with several important laboratory techniques. • Gain proficiency with some of the common measuring devices used in a chemistry laboratory. • Determine the volume‚ mass‚ length‚ temperature‚ and density of objects and liquids. Materials Materials Label or Box/Bag Qty Item Description Student provides 1 1 1 1 1 1 1 1 1 Metric ruler‚ cm (centimeter)
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Experiment 4 - Observations of chemical change Data Table 1: Reactions Expected | | Well #/ Question | Chemicals | Reaction | | | | A | NaHCO3 – CO2 | It creates bubbles‚ it keeps uncolored | B | HCl and BTB | It changes to a strong yellow liquid | C | NH3 and BTB | It changes to blue liquid | D | HCl and blue dye | It changes green. | E | Blue dye and NaOCI | it first is blue and after add the HCl creates several colors‚ which are yellow‚ blue and green | F | NaOCl and KI
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WIRELESS VIBRATION MEASUREMENT SYSTEM Vibrations are caused due to mechanical oscillation of a structure about an equilibrium point. There will be vibrations involved everywhere where there is any rotating system‚ mechanical system is involved. The vibrations involved at in these places will of high frequency. There will some places where the vibrations of lo0w frequency will be present which will also disturb the normal operation of the system or faultiness in the values measured by the system
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An Iranian General believes they are being set up‚ maybe by Israel. They struggle with deciding to attack first or not. CNN covers the attacks‚ but makes a decision to report only cleared information. The US finds evidence of a chemical lab in Iran. Sarah fears that Muller will take the world down with the “Samson Option‚” a last resort‚ nuclear attack. Sarah contacts KING HASSAN of Jordan for information and evidence
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LabVIEW (Laboratory Virtual Instrument Engineering Workbench)‚ created by National Instruments is a graphical programming language that uses icons instead of lines of text to create applications. A LabVIEW program consists of one or more virtual instruments (VIs)‚ Virtual instruments are called such because their appearance and operation often imitate actual physical instruments. The objective of developing a virtual interface that acquires data from physical instrument (pH probe) used in the monitoring
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EXPERIMENT 1 MEASUREMENT OF FLUID PROPERTIES PREPARATION: In this course‚ you will conduct the experiments at the Fluid Mechanics Laboratory‚ by yourselves‚ without any help or instruction from the teaching assistants. You must read the lab sheet thoroughly and understand what you are expected to do (and why) for each experiment‚ before coming to the lab. At the end of each experiment‚ you will have to do certain calculations‚ present and plot (when asked) your results on the provided report sheets
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THIS”‚ I noticed a lot of the things mentioned in the reading can also be applied to other oppressed groups and it’s interesting how many of the concepts that was mention in the reading is still so relevant in today’s society. The readings defining straightness as normality‚ was interesting because before this my understanding of the word straight was that it meant heterosexual. However‚ after giving the word and meaning more thought‚ the definition of normality seems to fit the word well. When the word
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Introduction to Measurement Mass‚ Length‚ and Volume Introduction Much of what we know about the physical world has been obtained from measurements made in the laboratory. Skill is required to design experiments so that careful measurements can be made. Skill is also needed to use lab equipment correctly so that errors can be minimized. At the same time‚ it is important to understand the limitations of scientific measurements. Concepts Measurement Significant figures Accuracy
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for change‚ introducing self managed teams‚ action planning & measurement Ch 4‚ 8‚ 9. 10: Organizational diagnosis‚ action planning‚ change agent effectiveness‚ measurement Laurier Institute‚ Wilfrid Laurier University or tcawsey@wlu.ca The Case of the Unseen Customer Socio-technical systems change Ch 2 & 3: Introductory level case on change Laurier Institute‚ Wilfrid Laurier University or tcawsey@wlu.ca Case of the Amalgamated Laboratory Merging departments Ch 9: Action planning Laurier Institute
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Date report submitted: June 18‚ 2015 Title: Lab Techniques and Measurements PURPOSE: The purpose of this experiment is for the students to get a better knowledge with the laboratory tools and techniques. This experiment taught me how to convert between SI units and standard American units of mass‚ length‚ temperature‚ volume and time as well as how to measure the units. Students become proficient in laboratory techniques such as measuring temperature and volume and calculating within them. Procedure:
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