Stoichiometry 04/09/12 Chemistry I B Ms. Norton Introduction/Pre-laboratory Assignment: 1. Write out and balance each of the following equations. A. CuSO4 + Fe Cu + FeSO4 B. 3CuSO4 + 2Fe 3Cu + Fe(SO4)3 2. If Iron (III) Sulfate were formed‚ what mass of Copper would be expected and what is the limiting reagent? C. 2.26 g Cu D. Fe 3. If Iron (II) Sulfate were formed‚ what mass of Copper would be expected and what is the limiting reagent?
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personally meaningful outcomes that they would like to achieve in college or in life‚ we assist students to create internal motivation and thus positively impact their persistence in the face of life’s inevitable obstacles. Empowers Students to . . . 1. Design a life plan that replaces external motivation with internal motivation. 2. Create a sense of “self” founded on their unique combination of personal roles‚ goals‚ and dreams. 3. Revise or upgrade their personal goals and dreams as a result of
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Technical Questions 1) Which of the following features would hide internal IP addresses from the internet? A. Network Address Translation B. SSID broadcast C. Port Forwarding D. Router 2) Which of the following is the subnet mask for a C class IP address? A. 192.168.1.1 B. 255.255.0.0 C. 255.255.255.0 D. 192.168.255.255 3) Which of the following is the strongest wireless encryption method? A. WPA2 AES B. WEP C. WPA2 TKIP D. WPA 4) Joe‚ a home user‚ reports that on occasion he cannot print from his
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CHOICE QUESTIONS Topic: Structure Elucidation 1. An alkene adds hydrogen in the presence of a catalyst to give 3‚4-dimethylhexane. Ozonolysis of the alkene followed by treatment with zinc and acetic acid gives a single organic product. The structure of the alkene is: CH3 A) CH3CH=C-CHCH2CH3 (cis or trans) CH3 CH3 B) CH3CH2C=CCH3 (cis or trans) CH2CH3 C) CH3 CH2=CCH2CHCH2CH3 CH3 CH2 D) CH3CH2CCHCH2CH3 CH3 CH3 E) CH3CH2CHCHCH=CH2 CH3 Ans: B 241
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1. Standards a. 3.3.1-3.1.6‚ 3.2.1-3.2.7 2. Objectives b. 3.1.4-3.1.6 3. Properties of Water c. Transparency i. Allows light to pass through the water d. Cohesion ii. Water molecules form hydrogen bonds between them. This produces a surface tension which makes it hard for a small object to break the surface. e. Universal Solvent iii. The polarity of water molecules allows both organic and inorganic particles to dissolve in it
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Q. 1. During the electrolysis of molten lead bromide‚ which of the following takes place : A : Bromine is released at the cathode. B: Lead is deposited at the anode. C : Bromine ions gain electrons. D: Lead is deposited at the cathode. Ans : - D. Q. 2. Here is an electrode reaction : Cu → Cu2+ + 2e-. [i.e. Cu- 2e- →Cu2+]. At which electrode(anode or cathode) would such a reaction take place. Is this an example of oxidation or reduction. Ans : - At anode. Oxidation. Q. 3. A solution contains
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References: 1. Skoog‚ D. A.; Holler‚ F. J.; Crouch‚ S. R. Principles of Instrumental Analysis. Sixth Edition‚ Thomson Brooks/Cole‚ USA‚ 2007. 2. Krugers‚ J. Instrumentation in Gas Chromatography. Centrex Publishing Company-Eindhoven‚ Netherlands‚ 1968. 3. Hubschmann
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Key Questions: Before Reading the Novel 1. Why are you reading this piece of text? I am reading this piece of text because it looks interesting and I have to read it for English. 2. How will you read this piece of writing? What approach will you use? I will read this piece of writing with interest from start to finish rather than like a text book no interest and skim and scan it. 3. Examine the cover of the novel. What images do you see? How do you think the images are connected to the
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Key to Unit 1- ESP2 Vocabulary 1 visible trade (GB) or merchandise trade (US) 2. invisible imports and exports 3. barter or counter trade 4. balance of trade 5. balance of payments 6. autarky 7. surplus 8. deficit 9. dumping 10. protectionism 11. tariffs 12. quotas Reading 1. Because it can be shown that if all countries specialize in the goods or services in which they are most productive (in which they have an absolute or a comparative advantage)‚ they will all raise their income
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Back Print Name Class Date Assessment Chapter Test B Chapter: Matter and Change PART I In the space provided‚ write the letter of the term or phrase that best completes each statement or best answers each question. ______ 1. Chemistry is a natural science that deals with the study of a. living things and their life processes. b. the physical features of Earth. c. the composition‚ structure‚ properties‚ and changes of matter. d. the composition‚ motion‚ and relative positions
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