04.05 Chemical Reactions: Combustion: Lab Worksheet and Rubric Before You Begin: You may either copy and paste this document into a word processing program of your choice or print this page. Procedure: 1. Iron (III) and copper (II) sulfate solution 2. Fill a small test tube halfway with copper (II) sulfate solution. Add a 2.0 gram iron rod to the solution and observe the reaction. 3. 4. 5. Lead (II) nitrate and potassium iodide solutions 6. Pour about 2.0 mL of lead (II) nitrate into the test tube
Premium Chemical reaction Iodine Magnesium
Environmental effects of copper Copper can be released into the environment by both natural sources and human actions. Examples of natural sources are wind-blown dust‚ decaying vegetation‚ forest fires and sea spray. Other examples are mining‚ metal production‚ wood production and phosphate fertilizer production. Because copper is released both naturally and through human activity it is very widespread in the environment. Copper is often found near mines‚ industrial settings‚ landfills and waste
Free Smelting Copper Sulfur
Brain Walsh and Richard Middleton collaborated to write‚ Transforming Vision: Shaping a Christian World View‚ on the basis of their world view courses they taught between 1977 and 1983 on several Ontario university campuses. Brian Walsh serves as the Christian Reformed Church chaplain at the University of Toronto‚ while Richard Middleton is the assistant professor of Old Testament Interpretation at Colgate Rochester Divinity School‚ Rochester‚ New York. While neither Walsh nor Middleton are household
Premium Old Testament Bible Christianity
Transforming of Identity American born Chinese is one of the strong examples of multiple‚ intertwined narratives. The narrative of Jin is that Jin Wang is a modern-day kid who moves to a new town and discovers that it’s not easy being the only Chinese-American student at your school. On narrative of Danny‚ Danny is a white American boy‚ and Chinkee’s cousin. Chinkee is Danny’s cousin with Chinese old-fashioned clothing. He speaks extraordinary “Chinglish” really loudly
Premium Stereotype White people United States
major factors that often contribute to the formation of hydrothermal copper porphyry: 1) readily available mineralizing fluid solutions that dissolve and transport metals‚ 2) openings in rocks which allow permeable flow of hydrothermal fluids and the metals that they transport in solution‚ 3) available sites within the fractured rocks which allow for deposition of the minerals from solution‚ and 4) the requisite chemical reactions that contribute to that deposition (Bateman‚ 1967). Before any of these
Premium Plate tectonics
The Copper A. In the text “the Copper” Glenn Gavin tells about his experience and viewpoints 20 months after he joined the Metropolitan Police. In the text are different subjects discussed. Glenn Gavin talks about his upraise inside the family and at school‚ the role of rules‚ his choice of carrier‚ and attitude toward politics. When Gavin was a kid his parents gave him a “guiding kick up the backside every now and then” (p. 1 l. 2). For example when he “came in late” (p. 1 l.3) or if he “was
Premium Education
1- Dissolution of Copper Mass of vial & copper = 3.537g Mass of vial = 2.505g Mass of Copper = 1.032g Moles of copper = mass (g) ÷ (63.5g/mol) = 0.0162 mol (3s.f) Copper description: Initially‚ the copper was a solid that was cut into thin strips. It had a shiny/metallic and opaque look‚ with an orange colour. HNO3 description: The nitric acid solution was a transparent‚ colourless‚ homogenous liquid. Notes and observations on the reaction: Final: Blue
Premium Chemical reaction Zinc Nitric acid
Rocks containing copper compounds (such as copper carbonate) are called ‘copper ore’. Copper is extracted from copper ore by a series of chemical‚ physical‚ and electrochemical processes. Ores can be classed as ‘high grade’ or ‘low grade’ depending on the percentage of copper compounds (e.g. copper carbonate) they contain. After mining‚ the ore is crushed‚ roasted‚ smelted and then electrolysed to extract the copper. Suggested Equipment Boiling tube Samples of different carbonate ores‚ containing
Free Carbon dioxide Bicarbonate
this reaction at 25(C. A. 1020 kJ/mol B. -1.22 ( 103 kJ/mol C. 2.00 ( 103 kJ/mol D. -1.42 ( 103 kJ/mol E. -198 kJ/mol 2. For the reaction H2(g) + S(s) ( H2S(g)‚ (H( = -20.2 kJ/mol and (S( = +43.1 J/K·mol. Which of these statements is true? A. The reaction is only spontaneous at low temperatures. B. The reaction is spontaneous at all temperatures. C. (G( becomes less favorable as temperature increases. D. The reaction is spontaneous
Premium Oxygen Nitrogen Chemistry
Coursework 4 Copper Name of student: Alfiya Ospanova Tutorial group: G Copper is one of the earliest elements explored by humanity. Due to the special red shade it was easy to find in ancient times. The metal was named according to place where it was found‚ the Cyprus islands. Copper produced in massive stars and spread in the world as minerals like chalcocite and chalcopyrite (sulfide of copper)‚ azurite and malachite (carbonate of copper)‚ cuprite (oxide of copper). The atomic
Premium Copper Sulfuric acid Oxygen