Experiment: Titration of Acidic Household Substances Objective The purpose of this experiment is to determine the molarity and weight/volume percent of acetic acid in vinegar by titration with sodium hydroxide to a phenolphthalein endpoint. This procedure may be modified by titrating an acidic beverage such 7-up or Sprite. Equipment and Material (Total Time 60 – 90 min.) Variety of Berel Pipet Long glass stirring rod Wash bottle 10-mL graduated cylinder 100 mL beakers Material
Premium Acid Sodium hydroxide Base
PNP –CNPPO Press Release Authority: PCI HONESTO ANTONIO GARON Public Information Officer Camarines Norte Police Provincial Office Camp Wenceslao Q Vinzons‚ Daet‚ Camarines Norte ------------------------------------------------- Date : 04 February 2013 1 Dies in a Vehicular Accident at Vinzons‚ Camarines Norte On February 3‚ 2012 at about 1:35 AM traffic accident transpired along Maharlika Highway involving a silver Kawasaki Fury motorcycle
Premium Criminal law Arrest Crime
Ext. History Revision History- What historians chose to interpret from the surviving evidence of the past Source + Historians = Histories All historians have their own views and interests due to their upbringing hence that the process of selection and interpretation distorts our ‘knowledge’ further. Issues in historiography Training of historians Objectivity in history Oral societies and history Problems of historical research Universal history Evidence- selection Source- How? Truth-
Premium History Herodotus Historian
B6D1E1 Technology in Overcoming the Limitation of Sight Name: Chia Wenli Class: 2O Teacher: Cik Norhayati bt Md Nor Date: 3 Mei 2013 Content 1. | Objective | Pg 1 | 2. | Labeled picture | Pg 2 | 3. | The principle of sight | Pg 3 | 4. | Conclusion | Pg 4 | 5. | Reference | Pg 5 | Objective The aperture of a telescope is several times larger than the aperture of human eye so that the objects that cannot be normally seen by unaided eye can be seen. Light- gathering
Premium Lens Refracting telescope Light
Energy can not be created or destroyed‚ but it can be transformed: the first law of conservation of energy. Since the earliest days of humanity‚ man has always been trying to control energy. It was not till the last century when Humans finally learned to harness the high concentration of energy existent in fossil fuels. Energy sources from fossil fuels such as oil and gas are going to run out eventually‚ they are non renewable sources of energy. Even though humans achieved to apply the first law
Free Fossil fuel Wind power Energy
Lesson 5 Review: Networking Models‚ Traffic and Devices The purpose of this activity is to reinforce what you have learned so far about local area networks technologies. 1. Describe the three modes of communication available on a network. Simplex Data travels in only one direction‚ similar to a public address (PA) system. Half-duplex Data travels in two directions‚ but in only one direction at a time‚ similar to a walkie-talkie. Traditional shared Ethernet uses half-duplex transmissions.
Free OSI model Internet Protocol Suite
Traditionally‚ symptoms of pain‚ swelling and inflammation were relieved by crudely placing ice cubes on the spot that hurts. Today modern medicine has given us Advil to alleviate common swelling and pain. Advil is the name brand manufacturing of Ibuprofen‚ a non-steroidal anti-inflammatory drug and analgesic. Advil is in the class with other drugs that is listed as “an essential medicine “by the World Health Organization which means that it is needed for basic health‚ is safe and cost effective
Premium Ibuprofen Paracetamol Codeine
and Technological Innovative Competence and its Upgrade Mechanism Yingjuan Feng (Corresponding author) School of Economics and Management‚ Changchun University of Science and Technology 7989 Weixing Road‚ Changchun 130022‚ China Tel: 86-431-8628-7978 E-mail: blessyandm@163.com Yan Wang (Corresponding author) School of Economics and Management‚ Changchun University of Science and Technology 7989 Weixing Road‚ Changchun 130022‚ China Tel: 86-431-8521-7930 Abstract At present‚ the world economy is shifting
Premium Innovation Technology Economics
1. Examining a work of art in its historical‚ social‚ and political __________ enables you to better understand it. A. design B. context C. element D. genre E. ideology 2. Mexican artist Frida Kahlo is best known for her extremely realistic and often anguished __________. A. genre scenes B. self-portraits C. landscapes D. still lifes E. assemblages 3. Until modern times‚ art works have been primarily devoted to __________ themes. A. war B. religious C. secular D. rural E. political 4. An anti-commercial
Premium Modern art Visual arts Sculpture
Integrated Audit Practice Case 5th Edition Solutions Free PDF eBook Download: Integrated Audit Practice Case 5th Edition Solutions Download or Read Online eBook integrated audit practice case 5th edition solutions in PDF Format From The Best User Guide Database 5th Edition (2011); Armond Dalton Integrated Audit Practice Case (group mark). 15% . Attempting homework before looking at the solutions will test your. Integrated Audit Practice Case‚ 5th edition‚ by Kerr‚ Elder & Arens (ISBN No. 978-0-
Premium Auditing Audit Case study