Chem 107 HW 8 (16‚ 26‚ 32‚ 38) 16. Determine how much energy is released or required for the reaction shown. Is this reaction exothermic or endothermic? CO2 + 2 H2O → CH4 + 2 O2 This reaction is endothermic 26. Why can’t we digest fiber? We cannot digest fiber because we lack the enzyme capable of breaking the sugar linkages in cellulose. 32. Why is unsaturated fat considered much healthier than saturated or trans fat? Unsaturated fat provides benefits of fat in the diet without the risk
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Answers: New GCSE Maths Edexcel Linear Homework Book Higher 2 1 Number: Using a calculator 1.1 Basic calculations and using brackets HOMEWORK 1A 1 a 195 b 300 2 a 28.08 b 48.18 3 a 24.5 b 38.3 c 326.9 d 11.3 4 14 days 5 Alfie 4.67; Becky 5.46; Chloe 6.14; Daniel 3.77 Daniel is correct. 6 75 Euros is approximately £65.79; $100 is about £67.11‚ so $100 is worth more 7 a 15.26 b 194.88 8 a 1.7 b 4.8 9 a 533.05 b 5.221096 1.2 Adding and subtracting fractions with a calculator
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Specification GCE Biology Pearson Edexcel Level 3 Advanced Subsidiary GCE in Biology (8BI01) First examination 2014 Pearson Edexcel Level 3 Advanced GCE in Biology (9BI01) First examination 2014 Issue 5 Edexcel GCE in Biology – Foreword Edexcel is delighted that this specification has been developed in collaboration with the Salters-Nuffield Advanced Biology project‚ which leads the field in innovative approaches to teaching and learning in biology at A level. Salters-Nuffield
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Unit 1 Written Evaluation (1968 words). For our unit one exam‚ we explored the dramatic concepts of justice‚ and whether or not justice could truly be achieved. In order to do so‚ our exam was partitioned into six one hour lessons each containing justice as a focus point‚ using different forms and techniques to explore in a variety of different ways. Firstly‚ we looked at how hot seating could be used to fully explore an emotionally realistic situation. Our main stimulus for this lesson was the
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Task 1 Identify the different sources of finance available to Mr Norman for buying the new online learning system to expand his service business. There are many different sources of finance available to Mr Norman for investment in order to expand his business. These include: Using personal savings to invest in the business growth Raising equity through issue of new shares. Short term bank loan Long term bank loan Bank overdraft Using retained earnings from the profits earned in the past
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Edexcel Maths C1 Past Paper Pack 2005-2013 physicsandmathstutor.com physicsandmathstutor.com Surname Centre No. Initial(s) Paper Reference Candidate No. 6 6 6 3 0 1 Signature Paper Reference(s) 6663/01 Examiner’s use only Edexcel GCE Team Leader’s use only Core Mathematics C1 Advanced Subsidiary Monday 23 May 2005 – Morning Time: 1 hour 30 minutes Question Leave Number Blank 1 2 3 4 Materials required for examination Mathematical Formulae (Green) Items included with question
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Chem 3650 Organic II Lab Lecture Summer 2013 Instructor: Victoria Dougherty M.S. Victoria Dougherty M.S. Office: BSE 1.340 Phone: 458-5473 (I do not have voicemail) Office Hours: Tuesday and Thursday: noon – 1:00 pm (or by appointment) Monday and Wednesday: 1:00 pm to 2:00 pm E-mail: victoria.dougherty@utsa.edu (put Chem 3650 in subject) Lab instructors and sections: Lab instructors Email (put Chem 3652 in subject) Section(s) Times Marilyn Wooten PhD. marilyn.wooten@gmail.com 01T 7:30–11:20
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Chem 201 Lab October 21‚ 2011 Lab #6: Preparation of 2-chloro-2-methylbutane – an Sn 1 Reaction Purpose The purpose of this experiment was to prepare an alkyl halide‚ 2-chloro-2-methylbutane by reacting 2-methyl -2-butanol (t-amyl alcohol) with hydrochloric acid. Alkyl halides are of wide interest because they are widespread and have diverse beneficial and detrimental impacts .The overall reaction is given below: Procedure 1 ml of 2-methyl-2-butanol was measured using 1 ml syringe and
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potential energy is A) a coiled spring. B) running water. C) tree branches blowing in the breeze. D) a moving elevator. E) electrical energy. Points Earned: 1.0/1.0 The correct answer is A. The definition of potential energy is an inactive type of energy that is stored for future use. All of these answers describe active energy‚ for example‚ running water is very active but can generate other types of energy. Which one of the following substances will float in gasoline‚ which has a density
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CHEM 208 Module 2: List the steps of the scientific method: Scientific Method: performing a study in organized step: (led to enunciation of Law of Conversation of Mass and Matter) 1. Performing experiments: a. An experiment is a set of steps (procedures) that are performed under controlled
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