Lab 7: Catalysts Introduction Pre-Lab Questions 1. What is a catalyst? An enzyme is a biological catalyst that speeds up chemical reactions in the body. 2. If you continue to add more catalyst will the speed of a reaction always continue to increase? Explain your answer. It will continue to speed up the reaction until there is more catalyst than the limiting reactant. 3. In this lab you will produce oxygen and water from hydrogen peroxide (H2O2). Write a balanced reaction equation for this reaction
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the start with slight particles showing‚ once adding the salt it still appeared clear. 2. Nasal Irrigation Saline- Solution appeared cloudy once adding the salt and baking soda‚ then it turned semi-clear about 30 secs later; it was more concentrated than the normal saline. Results: 1. Determine the molar mass of NaCl. Show the workup. Na= 23g/mole Cl= 35g/mole Molar mass of NaCl 23g/mole+35g/mole= 58g/mole 2. Determine the molarity of the two solutions you prepared in terms of NaCl. Show the
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In the world of Engineering and Technology‚ each day sees a spate of new concepts and applications‚ and each passing day seems to make them obsolete. This galloping pace of technological evolution has a direct bearing on practical applications‚ making it mandatory for today ’s engineers to keep abreast of the latest developments. I have always had an inherent and overwhelming desire to design and innovate and this propelled me to opt for a career in engineering. In Computers‚ the tremendous scope
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ELECTRICITY AND MAGNETISM Week 14: Homework 2 1. A spark can jump between two non – touching difference between them is sufficiently large. approximately 940 V is required to produce a spark How fast would a 1.3 m rod have to be moving in cause a spark to jump across the gap? [151 ms-1] conductors if the potential A potential difference of in an air gap of 1.0 × 10-4m. a magnetic field of 4.8 T to 2. The wingspan (tip – to – tip) of a Boeing 747 jetliner is 59 m. The plane is flying horizontally
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Brigade Fort Eustis‚ VA 23604 HHD 3rd Platoon Weapons Maintenance SOP AFD-Q6FG 10-0013 Effective Date 29 October 2013 1. PURPOSE: To address the clearing‚ disassembling‚ cleaning‚ inspection for serviceability‚ lubricating and reassembling of the M4 or M4A1 carbine. 2. APPLICABILITY: 3rd Platoon‚ HHD 53rd Transportation BN. 3. REFERENCES:
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MECHANICAL ENGINEERING UNIVERSITI MALAYSIA PAHANG BMM3643 (Sem II 2012/13) Assignment #2 1. a) Define the various regimes of cold working‚warm working‚and hot working in terms of the melting point of the material being formed. b) Indicate some of the advantages of cold working relative to warm and hot working. c) What are some of the negative aspects of hot working? (8 marks) Answer a) The temperatures required for hot working generally exceed 0.6 times the melting point
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This document of QNT 351 Week 2 Discussion Question 2 contains: Can mean‚ median‚ or mode be calculated from all statistical data? Explain why or why not. When is the mean the best measure of central tendency? When is the median the best measure of central tendency? Deadline: ( )‚ Business - General Business I need tutorials from week 1-5 with all assignments!!! Please help me Listen to your parents if they have input as to what major you should decide on. They are older and
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OPERATING PROCEDURE SOP No: BQD1258 SOP Title: Toasting Bread SOP Number BQD1258 SOP Title Toasting Bread NAME TITLE SIGNATURE Author Emma Taylor Personal Assistant 26/02/2015 Reviewer Charles McElhone Group Manager 26/02/2015 Authoriser Ian Halliday Managing Director 27/02/2015 Effective Date: DATE 01/03/2015 READ BY NAME TITLE SIGNATURE © Copyright: Dairy Australia Café Level P Page 1 of 4 DATE STANDARD OPERATING PROCEDURE SOP No: BQD1258 SOP Title: Toasting Bread
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Worldview Questions and Answers – Week 2 As we begin this second week of COUN 506 we are going to concentrate on building models for integration in counseling. Our beginning point in this is to understand more specifically how OUR worldview impacts the models that we use in counseling. The way we interpret behavior has a lot to do with our worldview‚ and a lot to do with our expectations of our clients. One of the first steps in applying worldview questions to counseling is that we have to
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Question 1 . 0 out of 4.4 points CEO’s of major companies often exhibit: Selected Answer: low openness to experience. . Question 2 . 4.4 out of 4.4 points Brennan Manufacturing monitors the number of customer returns for each product model to attempt to track when the organization is producing a large number of defective products. This is an example of: Selected Answer: feedback control. . Question 3 . 4.4 out of 4.4 points Which of the following is most likely to be used in
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