A buffer solution can maintains a narrow range of pH even when strong acid are added. In our experiment‚ we can see water is not a buffer‚ water can undergo very big changes when small amounts of strong acid or strong bases are added. When the strong acid‚ 100µl HCl was added into the dd water‚ the pH value changed from 7.38 to 5.83 which mean the dd water has turn into acid. The same phenomenon occurs while strong base‚ 100µl NaOH was added into the dd water. The pH value changed from 7.07 to 9
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STEPS IN STATISTICAL INVESTIGATION 1. DEFINING THE PROBLEM The main goal of the project we are involved in is to get some information about how people from different countries (as Spain and Sweden) think about one important problem in our current society: the Environment. Pupils and teachers from both countries created the questions for the surveys in order to get some important aspects and point of views about this topic. Then‚ pupils carried out surveys and now‚ it is the moment to analyze and
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Problems and Solutions 1 CHAPTER 1—Problems 1.1 Problems on Bonds Exercise 1.1 On 12/04/01‚ consider a fixed-coupon bond whose features are the following: • face value: $1‚000 coupon rate: 8% • coupon frequency: semiannual • maturity: 05/06/04 • What are the future cash flows delivered by this bond? Solution 1.1 1. The coupon cash flow is equal to $40 8% × $1‚000 = $40 2 It is delivered on the following future dates: 05/06/02‚ 11/06/02‚ 05/06/03‚ 11/06/03 and 05/06/04. The redemption value
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attended and overeaters anonymous meeting. I’ve never been to any type of support or 12 step meeting before‚ so I was not really sure what to expect. When I first arrived‚ there were a group of women waiting outside for the meeting to start. Once the meeting started‚ the person who chaired the meeting began. She started with an introduction of what Overeaters Anonymous was. She then had someone come up and read the 12 steps and 12 traditions. The leader of the meeting went on to share her story of how she
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Many literatures follow a Monomyth‚ which is a hero’s journey. The story‚ “The Step Not Taken" by Paul D’Angelo is an example. The narrator is seen as a hero involved in a personal quest on how to react to other’s suffering. The hero of the story goes through three sequential stages. These stages are called separation‚ struggle or initiation‚ and return or reintegration with gift or power. This essay will detail the three stages of the monomyth. The story first begins with the separation stage
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1.John is twice as old as his friend Peter. Peter is 5 years older than Alice. In 5 years‚ John will be three times as old as Alice. How old is Peter now? 2. John’s father is 5 times older than John and John is twice as old as his sister Alice. In two years time‚ the sum of their ages will be 58. How old is John now? 3. Joan is 3 times as old as her sister. In 3 yeas ‚ shee will be two years more than twice the age her sister will be then. What are their ages? 4. Kevin is 4 years older than
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12 Step Paper By Melissa Shaffer HUMS 113 April 23‚ 2009 Last Wednesday April 15‚ 2009 I attended an open AA meeting at the Church Of The Lakes in Nineveh. On my way to the meeting I was a little nervous. All of that disappeared the moment I walked into the door‚ where I was greeted by strangers who acted like they knew me there whole lives. Almost everyone came up to me right away to give me a hug and welcome me to the meeting. I don’t think I have ever been around
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Electrolytic Solutions Solutions are sometimes grouped according to their ability to conduct electricity. Substances whose solutions conduct electricity are called electrolytes and those that do not conduct electricity are called nonelectrolytes. Also electrolytes can be strong or weak. Under strong electrolytes we have NaCl and CaCl2 which are ionic compounds‚ HCI‚ HNO3‚ HBr and H2SO4 are under acids and NaOH‚ KOH‚ and LiOH are under bases. Weak electrolytes are ionic compounds and slightly
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OUTLINE SOLUTIONS Regression Modelling (ST2210) Internal test (30%) 12th November 2010 KNumber Name Course Duration: 90 mins Instructions: Answer all questions in the spaces provided – (you may use backs of sheets and/or additional paper if required) This is a CLOSED BOOK test. You can consult the test paper‚ KU tables and the attached output ONLY. You may use an approved calculator. Use a 5% level of significance (α = 5%) where appropriate. Fanfare International
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Chapter 9 Connecting to and Setting Up a Network Reviewing the Basics 1. How many bits are in a MAC address? 48 bits 2. How many bits are in an IPv4 IP address? In an IPv6 IP address? 32 bits‚ 128 bits 3. How does a client application identify a server application on another computer on the network? By a port number 4. What are IP addresses called that begin with 10‚ 172.16‚ or 192.168? Private IP addresses 5. In what class is the IP address 185.75.255.10? Class B 6. In what class is the IP address
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