1. A particular vinegar solution has a H3O+ concentration of 0.015 M. What is the pH of the solution? a) 1.8 b) -1.8 c) 0.015 M d) 3.3 e) -3.3 2. What is the pOH of the solution in Problem #1? a) 10.7 b) 17.3 c) 12.2 d) 15.8 e) 7.0 3. The Ka of acetic acid is 1.8 x 10-5. What is its pKa? a) 1.8 x 10-5 b) 5.18 c) 4.74 d) -4.74 4. What is the pH of a 0.100 M solution of acetic acid? a) 1.34 x 10-3 b) 2.87 c) 1.00 d) 4.74 e) 3.74 5. What is the acetate ion (Ac- or CH3COO-) concentration of the solution
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Business system anaylsis Problems and Exercises Week 5 Homework Tom Sanders DeVry University Professor Girten September 30‚ 2014 Problems and Exercises Chapter 8 Question 3 - Imagine the worst possible reports from a system. What is wrong with them? List as many problems as you can. What are the consequences of such reports? What could go wrong as a result? How does the prototyping process help guard against each problem? The incorrect data entered‚ or the software error of the system can cause
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Chapter 1 Exercise What is free software? List three characteristics of free software. Free software is code that is available for free to everyone‚ but it is also free in the sense that it can be used and altered freely to the user’s desires. It is free to be studied‚ redistributed‚ and modified. Why is Linux popular? Why is it popular in academia?Due to the operating system’s distribution among universities‚ students were able to become used to it’s sophisticated developing environment which
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vsrious components of the ecosystem by directly observing the organism in their natural habitat. Observation in the field will be strengthened by group discussions and by answering the guide questions given in the exercise. Objectives: At the end of the exercise‚ the student should be able to: 1. Enumerate the different components of the ecosystem 2. Describe the interaction of the different component of the ecosystem 3. Understanding the functioning of the ecosystem Procedure: As a group‚ visit four
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EXERCISE 7 Respiratory System Mechanics O B J E C T I V E S 1. To explain how the respiratory and circulatory systems work together to enable gas exchange among the lungs‚ blood‚ and body tissues 2. To define respiration‚ ventilation‚ alveoli‚ diaphragm‚ inspiration‚ expiration‚ and partial pressure 3. To explain the differences between tidal volume‚ inspiratory reserve volume‚ expiratory reserve volume‚ vital capacity‚ residual volume‚ total lung capacity‚ forced vital capacity‚ forced expiratory
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BUSI 400 July 20th‚ 2013 Exercise 1 Page 22 Questions 24‚ 25‚ 28‚ 30 and 37 24: Strategic Management is often referred to as the capstone course in business administration because it provides a way of “formulating‚ implementing‚ and evaluating cross-functional decisions that enable an organization to achieve its objectives.” This type of management requires skill and critical thinking in all aspects of the business to create a plan that will make the company prosper in the overall
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GROUP CASE STUDY 1 INSTRUCTIONS Complete a case study of ABC Corporation (your instructor will assign the specific company for the case study at the beginning of Module/Week 3) in the case section of the text (e.g. Case Number 1). A formal‚ in-depth case study analysis requires you to utilize the entire strategic management process. Assume your group is a consulting team asked by the ABC Corporation to analyze its external/internal environment and make strategic recommendations. You must include
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1.2 Exercise 2 - solutions Using molarities and concentrations 1. Calculate the number of moles of H2SO4 in 50 cm3 of a 0.50 moldm-3 solution. 2. Calculate the number of moles of FeSO4 in 25 cm3 of a 0.2 moldm-3 solution. 3. Calculate the mass of KMnO4 in 25 cm3 of a 0.02 moldm-3 solution. 4. Calculate the mass of Pb(NO3)2 in 30 cm3 of a 0.1 moldm-3 solution. 5. What is the molarity of 1.06g of H2SO4 in 250 cm3 of solution? 6. What is the molarity of 15.0 g of CuSO4.5H2O in 250 cm3 of solution
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Exercise 1: Cell Transport Mechanisms and Permeability: Activity 1: Simulating Dialysis (Simple Diffusion) Lab Report Pre-lab Quiz Results You scored 100% by answering 4 out of 4 questions correctly. 1. The driving force for diffusion is You correctly answered: b. the kinetic energy of the molecules in motion. 2. In diffusion‚ molecules move You correctly answered: a. from high concentration to low concentration. 3. Which of the following dialysis membranes has the largest pore size? You
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IOS251 Week 7 Lab Exercise To complete this worksheet‚ select: Module: Support and Movement Activity: Anatomy Overviews Title: Joints 1. a From the main Joints page‚ click Fibrous Joints and identify each of the following structural joint types. Suture: A type of fibrous Interlocking joints in the skull. Syndesmoses: An immovable joint in which bones are joined by connective tissue. Gomphosis: A joint that binds the teeth to bony sockets in the maxillary bone
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