Lab 1: Determining the pK a of PNP PNP or paranitrophenol is an organic compound that undergoes changes when the pH is manipulated of the solution. PNP is also an acid/ base indicator. The compounded starts off as internal conjugated ring with the hydroxyl group and the nitro group single bonded to the aromatic ring. This occurs at the pH of 5. At this point the aromatic compound is colorless and is in the ultraviolet range. However‚ as the pH begins to increase the hydroxyl group deprotonates
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Maintaining Focus in Despair Class: GS2745 Date: 09/23/13 Unit#: 1 Lab#:1 I can recall a time where I had to maintain focus and persistence in spite of obstacles that I was facing at the time. This is in fact‚ in recent history as I was going through a combination of events that seems to have come out of nowhere. I am a full time student‚ and set to graduate in two quarters. Around the end of Spring quarter and beginning of the Summer Quarter‚ I lost my job. In addition to that‚ I was
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Lab 1 – Measurement of Space and Time Anthony Lucci Lab Partner: Amy Hayes Question 4: Both the height and diameter of the cylinder were taken to find the volume; five times for both measurements. Vernier calipers were used to get these measurements by clamping the cylinder between the jaws of the calipers. By looking at the mark of the zero‚ in relation to the main scale‚ the line best lined up with a line from the main scale was taken down. Getting
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1. In the table below‚ the random variable x represents the number of cups or cans of caffeinated beverages consumed by Americans each day‚ based on data from the National Sleep Foundation. Determine whether or not the data represent a probability distribution. *If the data represent a probability distribution‚ find its mean and standard deviation. * If the data don’t represent a probability distribution‚ identify the requirement(s) for a probability distribution that is not satisfied.
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Ndeah Terry 1/23/15 Community Psychology Exercise 1 Exercise 1- “Abnormality” In the space provided indicate (a) in which you are “abnormal‚” or different‚ for each of your reference groups‚ (b) the ways that your being different from most is a positive quality you want to keep‚ and (c) the ways that your being different from most is a negative quality that interferes with your life in some ways. Reference Group Ways you are abnormal Positive Quality Negative
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Journal Questions 1. Make a hypothesis about how you think the two species of Paramecium will grow alone and how they will grow when they are grown together. (Make sure you understand what a hypothesis is before you address this!) Each paramecium growing on its own will be able to grow and flourish because there is nothing stopping it or competing with it. It will be able to grow to its full capacity. When there are both parameciums growing together; one paramecium‚ the stronger of the two
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Introduction to Book-keeping Fill in the blanks in the following sentences from the selection of terms given at the bottom of the page. 1 The recording of accounting data is known as . 2 A change in the position of a business‚ i.e. the transfer of value from one to another‚ is a . 3 A person to whom money is owed for goods is a . They have given the firm ___________. 4 A person who owes money to the firm is a . They are in ______ to the firm. 5 Resources supplied by the owner is called ____
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Lab Assessment Questions & Answers 1. What is the significance of creating Groups and adding Users to Groups? Explain. It is important to put user in groups because it is easier manager there permissions. Instead of assigning permissions to a new user every time someone is hired‚ you would just add them to the groups they need. 2. Given a scenario where there are five (5) database administrators that may periodically need access to a given system. Discuss a concept to better manage these administrators’
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From this it can be said that most of the respondents chosen by using the random sampling method where youths with the age group of eighteen through twenty years of age. The first on the questionnaire asked the respondents what level of education they have obtained. A vast number of the participants attained a secondary education forty five percent‚ following by a primary education thirty five percent and the minority attaining a tertiary education twenty percent. From the information mentioned above
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Problem-Solving Exercise 1 1. In your own words‚ explain what density altitude is and how it affects your airplane. Density altitude‚ or "Pressure Altitude"‚ is the density of air given as a height above Mean Sea Level (MSL). Density altitude affects the wings ability to create lift‚ the aircrafts propeller to create thrust and the power output of the engine. 2. In your own words‚ explain the theory of lift and what basic laws are involved. In my opinion lift can be explained by
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