4.3 Exercise 4 - Titrations and indicators 1. 20 cm3 of methanoic acid (Ka = 1.8 x 10-4 moldm-3) of concentration 0.10 moldm-3 is titrated against sodium hydroxide of concentration 0.05 moldm-3. a) Calculate the pH of the solution: i) initially ii) after 10 cm3 of the alkali has been added iii) after 20 cm3 of the alkali has been added iv) after 30 cm3 of the alkali has been added v) after 50 cm3 of the alkali has been added b) Sketch a pH titration
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Five Bases of Power In 1960‚ social psychologists John French and Bertram Raven identified what has become known as the five bases of power. Coercive power carries with it a manifestation of fear based on the possible negative outcomes of this power and if the subject did not comply with the orders given. This formal base of power is effective in the short term only; and in contrast‚ more often leads to rebellion against authority rather than respect and compliance based on respect. This base of
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capabilities to military‚ civil and commercial users around the world. In addition‚ GPS is the backbone for modernizing the global air traffic system. CASE STUDY done by Dr ROULA MICHAELIDES‚ Dr ZENON MICHAELIDES and Dr DIMITRIOS NICOLAOU named “OPTIMISATION OF LOGISTICS OPERATIONS USING GPS TECHNOLOGY SOLUTIONS” presented focuses on development of an integrated GPS/portal solution with an objective of enhancing control and visibility over inland transport thus improving customer service through the
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Leadership and Power Base Development: Using Power Effectively to Manage Diversity and Job-Related Interdependence in Complex Organizations Barton J. Michelson Mention the word power and what comes to mind? Power is evil‚ corrupt‚ self-serving‚ manipulative‚ hurtful‚ and possibly “America’s last dirty word.”1 These words speak to the dark side of power. There is‚ however‚ a positive face to addressing power acquisition‚ power-base development‚ and power use. The purpose of this article is to consider
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Poor Maintenance of Taman Jayadiri I am writing this letter on behalf of the residents of Taman Mega to complain about the dismal conditions we have been putting up with for the past three months. 2. One of the main problems of the residents concerns uncollected rubbish (point 1). Initially‚ rubbish was collected three times a week. However‚ since August this year the garbage collectors have only been coming once a week. Our litter bins are always filled to the brim and we have no choice but to leave
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Counseling Approaches Lizbeth Tini Grand Canyon University : PCN-435 April 14‚ 2013 Counseling Approaches This paper is going to define and explain the differences in two specific counseling approaches used by counselors in today’s profession. The main focus of this paper is going to be the contrast between Brief Interventions and Solution-focused counseling techniques determining which is most effective or could it be using both would get
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University of Santo Tomas Faculty of Pharmacy EFFECT OF pH ON ENZYMATIC ACTIVITY Abogado‚ Paula Isabel‚ Agustin‚ Nikka Rebecca‚ Andres‚ Mary Anne B.‚ *Austria‚ Beatrice April‚ Baybay‚ Jan Miko Aaron 2BMT I. ABSTRACT pH greatly affects the activity of enzymes. There is a point or pH level where maximum activity of enzyme can be achieved‚ this is called optimum pH. Invertase was extracted from yeast and used as the detanured enzymes. Two sets of six test tubes were each added with different
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How We Can Use Our Time In the article “waiting in Line at the Drugstore” the author says that how every one can change his waiting time from unusual to useful time. The author describes his story live in the ghetto and how he treated in the drugstore. And how he profits his time by reading books while waiting in the line in the drugstore and how it could be benefit in his future life. The author tells his story in order to inspire people. The author through his writing wants to describe to the
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Soo Wee Kim‚ Form 3 Bestari‚ SMK Jalan Teko‚ 08100 Bedong‚ Kedah. Encik Amir Bin Johar‚ The Principal‚ SMK Jalan Teko‚ 08100 Bedong‚ Kedah. 18 September 2012 Dear Sir‚ Poor Conditions at the School Canteen On behalf of the students of SMK Jalan Teko‚ I would like to bring to your attention the poor conditions of our school canteen. 2. Firstly‚ the workers in the school canteen are extremely rude. They like to shout loudly at the students for no reason. Besides‚ there is a lack of hygiene
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findings defined three main outcomes negative‚ positive and functional. Negative which was free from disease‚ discomfort or pain. Positive which was a feeling of well-being and functional where people defined health as being able to function properly or carry out tasks. Being able to define health is important as it can help health care professionals deliver a better service and health services can work together towards positive definitions of health. There are a number of approaches to health one
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