Finding the formula of Hydrated Zinc Sulphate Results Table of masses and probabilities | Mass (g) | Uncertainty (g) | Test tube | 46.94 | ±0.01 | Test tube and hydrated sample | 59.94 | ±0.01 | Hydrated sample | 13.00 | ±0.02 | Test tube and anhydrous salt | 54.15 | ±0.01 | Anhydrous sample | 7.21 | ±0.02 | Mass of water | 5.79 | ±0.04 | Calculations to find the Formula of Hydrated Zinc Sulphate * Mr of Zinc Sulphate ZnSO4 = 65 + 32 + (16 x 4) =161
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Quality of Life Among Health Care Professionals." Alternative Therapies in Health & Medicine 17.3 (2011) : 46-49. Web. 2 Mar. 2012. Schreiner‚ Istvan‚ and James P. Malcolm. "The Benefits of Mindfulness Meditation: Changes in Emotional States of Depression‚ Anxiety‚ and Stress." Behaviour Change 25.3 (2008) : 156-68. Web. 13 Mar. 2012.
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Chemical Reaction Lab Well #1 CuCl2 + Al (shot) - Bubbling - Turning reddish-maroon - 33oC Well #2 CuCl2 + Al (foil) - Bubbling‚ but less than well #1 - Turning black - 28oC Well #3 CuCl2 + Zn - Turned black then red - No bubbling - 29oC Well #4 CuCl2 + NH4OH - Cloudy - No bubbling - 26oC Well #5 CuCl2 + NaCO3 - Not mixing with CuCl2 - Heterogeneous - 25oC Well #6 CuCl2 + AgNO3 - Cloudy - Top layer is white -29oC 1. The more pronounced reaction was the aluminum
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CHAPTER 10 CRITICISMS OF ABSORPTION COST SYSTEMS: INCENTIVE TO OVER-PRODUCE P 10-1: Solution to Federal Mixing (10 minutes) [Explaining absorption versus variable costing] Variable costing writes off to income all fixed manufacturing costs incurred during the year. Absorption costing prorates the fixed overheads between units in inventory and units sold based on machine hours. Absorption costing net income is higher than under variable costing by $1.2 million. This means that inventories
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The Geritol Solution What is the basis for Martin’s premise that seeding the ocean with iron would help combat global warming? The idea of stimulating plankton growth with iron grew out of the fertile mind of the late John H. Martin‚ an oceanographer at Moss Landing. Martin sought originally to explain a long-standing mystery concerning barren waters in the Antarctic‚ subarctic‚ and equatorial Pacific Oceans. With the abundant concentrations of nutritious nitrate and phosphorus in
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USING BLEACHING POWDER A CHEMISTRY INVESTIGATORY PROjECT ANSHUL KUMAR PANDEY XII B [THIS PROJECT LOOKS AT THE TECHNIQUE CALLED STERILIZATION OF WATER USING BLEACHING POWDER WHICH IS USED TO PURIFY WATER AND MAKES IT FIT FOR DRINKING.] INDEX I. Introduction -Need of Water -Purification of Water -Need for a stable purification technique II. Theory -History of Water purification -Bleaching powder and its preparation -Use of Bleaching powder in Sterilization
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In this short story“ Powder‚” Tobias Wolf tells an adventure about a boy and his father on Christmas Eve. This story is an example that sometimes not all relationships between a father who lives apart from his son are not always good‚ and parents do things to get their kid’s trust once again. In this story Tobias father asks his mother of he could take his son skiing at Mount Baker‚ even though her mother is mad at him for trying to sneak her son into a concert. After hours of begging she relented
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PS3240 Week 2 #4: Exploding the Powder Keg Myth (Preemptive wars almost never happen) Dan Reiter Important points • Existing argument: Preemption is most likely path to armed conflict (Int’l system as primed powder keg‚ waiting for single spark to explode into war) BUT these claims have not been matched by extensive empirical scholarship‚ has not been proven. Reiter’s Argument: • Empirical finding: preemptive wars almost never happen; in cases where they did happen‚ it was due to other
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Economy - overviewzz Philippine GDP grew 7.6% in 2010‚ spurred by consumer demand‚ a rebound in exports and investments‚ and election-related spending‚ before cooling to 3.7% in 2011. The economy weathered the 2008-09 global recession better than its regional peers due to minimal exposure to troubled international securities‚ lower dependence on exports‚ relatively resilient domestic consumption‚ large remittances from four- to five-million overseas Filipino workers‚ and a growing business process
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North American Electro-Deposited Copper Foil Jonathan Blaber Prof. Warren 09 December 2010 Table of Contents: 1) Introduction 3 2) Supply 4 3) Demand 6 4) Equilibrium 8 5) Neighboring Markets 9 6) Competition 10 7) Imperfections
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