Calorimetry 1. How many calories would it take to raise the temperature of 200 g of water 100oC? 2. It takes 23.5 J to raise the temperature of 10.0 g of silver by 10oC. What is the specific heat of silver? 3. A 255 g quantity of gold is heated from 28oC to 100oC. How many joules of energy were used? (specific heat of gold = 0.13 J/goC) 4. What will be the final temperature of 5.00 g of silver at 37oC if it gives off 25.0 J of heat to the surroundings
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Question 1 Consider the following equilibrium.4NH3(g) + 3O2(g) | View Full Image | | 2N2(g) + 6H2O(g)Suppose 0.30 mol of NH3 and 0.40 mol of oxygen are added to a 5.0-L container. If x mol of water is present at equilibrium‚ what is the equilibrium concentration of oxygen?Answer 0.40 - 0.50x | 0.30 - 0.50x | 0.08 - 0.10x | 0.06 - 0.13x | 0.40 - | View Full Image | | x | 4 points Question 2 At 298 K‚ the value of Kc for the reaction
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a substance that conducts an electric current when dissolved in water is called an electrolyte a non-electrolyte is a substance that does not conduct an electric current in aqueous solution NH4+‚ NO3-‚ and group 1A cations are ions that always form soluble ionic compounds a precipitation reaction is a reaction in which two or more water-soluble ionic compounds react in aqueous solution to form one or more insoluble precipitates. a precipitate is a solid that separates from a solution a species
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Educ 150 Classroom Job Shadow Reflection Taylor Babbis Shepherd University I use to think that being a teacher was going to be a short eight hours of teaching and being with children. Having summers off made being a teacher seem a lot more beneficial to. Being a teacher seemed to be the easiest career choice out there for me. After viewing the second grade classroom in Shepherdstown Elementary it is safe to say that I have changed my opinion of teaching. There is unquestionably another side to
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The TakeoverDespite being poverty-stricken in the late fifteenth century‚ Europe would eventually make a huge comeback in world dominance. Compared to other countries‚ it was not only poor‚ but also lacked stability. (Lecture‚ 8/27/14). The small populated country started gaining more people due to travel‚ trade‚ and religion. Major world powers that had a vast effect on Europe’s transformation include China‚ Africa‚ and Latin America. This is exactly what Europe needed to get ahead in such a competitive
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Basic Communication Theory All theories in mass comm are based on basic comm theory S---M----R “Aberrant decoding” or “encoding” Encoding and Decoding the process of converting abstract thoughts into symbols so that they can be sent is called encoding the process of reconverting those symbols back into abstract thoughts is called decoding We need to understand the relationship between the message‚ sender‚ and the CHANNEL Always mediated‚ there are always forces at work on the message.
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Chapter 14 Lecture Outline Prepared by Andrea D. Leonard University of Louisiana at Lafayette Copyright © The McGraw-Hill Companies‚ Inc. Permission required for reproduction or display. Organic Compounds that Contain Oxygen‚ Halogen‚ or Sulfur Four families of compounds that contain a C atom singly bonded to O‚ S‚ or X (F‚ Cl‚ Br‚ or I) are: 1. Alcohols‚ which contain an OH (hydroxyl) group 2. Ethers‚ which have two alkyl groups bonded to an O atom 2 Organic Compounds that Contain
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` CHEMISTRY PROJECT ON PRESENCE OF INSECTICIDES IN FRUITS AND VEGETABLES A PROJECT REPORT Submitted by VAISHAKH MURALEEDHARAN Class: XII-A JANUARY 2015 DEPARTMENT OF CHEMISTRY SHANTINIKETAN INDIAN SCHOOL DOHA-QATAR SHANTINIKETAN INDIAN SCHOOL‚ DOHA – QATAR Affiliated to the Central Board of Secondary Education‚ Delhi. Approved by the Ministry of Education‚ State of Qatar. BONAFIDE CERTIFICATE This is to certify that this project report entitled “CHEMISTRY PROJECT ON” PRESENCE
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DESIGN OF THE QUESTION PAPER CHEMISTRY CLASS - XII Time : Three Hours Max. Marks : 70 The weightage of the distribution of marks over different dimensions of the question paper shall be as follows: A. Weightage to content/subject units Unit Title Marks 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. 11. 12. 13. 14. 15. 16. Solid state Solutions Electrochemistry Chemical Kinetics Surface Chemistry General principles and process of Isolation of elements p-Block Elements
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Tobias Holler Dachsteinstr.12 81825 München FCF Fox Corporate Finance GmbH Veronika Degele Maximiliansstraße 12-14 80539 München January 24‚ 2013 Dear Ms. Degele‚ After viewing your website‚ I found that you were interested in hiring an investment banking intern. I am very interested in this position with FCF Fox Corporate Finance GmbH and believe that my academic background and my personal skills are appropriate for the position. I am looking to work in this position
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