Copper sulfate lab answers
WebQuestion: CHOICE II, PREPARATION OF COPPER(II) SULFATE PENTAHYDRATE INTRODUCTION Perhaps the most common copper compound is copper(II) sulfatepentahydrate, CuSO4B5H2O. Of the five water molecules, four are bonded coordinately to the copper(II) ion. Electronic transitions associated with these ligands are … WebFeb 10, 2024 · Students will be given copper(II) sulfate of unknown concentration and measure its absorbance. Using this absorbance and the graph, students will determine …
Copper sulfate lab answers
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WebAnswer : The cathode reaction is given by Eq. 2, so that the number of electrons in the half-cell ... The electrolyte is 1.0 M copper sulfate in 1.0 M sulfuric acid. Procedure Two 250 … WebHydrate Lab Objective: The objective of this experiment is to determine the number of moles of water attached to one mole of copper sulfate, in the hydrate CuSO 4 * XH 2 O. Theory: When ionic solids crystallize from aqueous solutions, they combine with a certain amount of water, which becomes part of the crystalline solid.
WebIn order for a single displacement reaction to occur, an element and a compound need to be present. When the element and the compound are mixed, the element replaces the anion or the cation in the compound. … WebThis allows reaction with the copper(II) sulfate. Remind students what copper looks like, so that they know what they are looking for. Answers to student questions. Aluminium …
WebDetermining the Percent Mass of the Water of Hydration in Hydrated Copper (II) Sulfate Using Evaporation and Determining the Hydrate’s Empirical Formula Through Molar Analysis By Cherry Zheng, Karen Tsethlikai, Nora Sherman, Patrick Torpey, and Will Teasdale Lab TA: Shelly Hauck, Section #12802 In chemistry, the term salt refers to an … WebOct 15, 2024 · Objectives. To observe electrical conductivity of substances in various aqueous solutions. To interpret a chemical reaction by observing aqueous solution conductivity. Electrical conductivity is …
WebHydrate Lab. Kimberly Graziano & Hyunjae Kim. Purpose. Experimental Question: How can we experimentally determine the formula of an unknown hydrate, A? Testable Prediction: Our unknown hydrate may be a hydrate of copper(II) sulfate, magnesium sulfate, iron(III) chloride, or iron(III) nitrate. Observing our nitrate, it has a white crystalline structure, …
WebPre-Lab Questions. 1. Calculate the number of grams of copper (II) sulfate pentahydrate, CuSO4 • 5H2O, required to prepare 100.0mL of a 0.150M copper (II) sulfate solution. 2. … commercial roofing middletown ctWebThis concluded that 75% of the substance was copper (II) sulfate while 25% was water. To calculate the molar mass, we added up each element’s atomic mass for each part of the substance. By doing this, it figured out … commercial roofing materials marketWebDescribe the appearance of the copper(II) sulfate solution and the aluminum foil before the reaction starts. It was a bright clear blue liquid, like the blue gatorade drinks but the … commercial roofing mission hillsWebChoose the closest answer. 12.518 g. Experiment 1: The copper changed to copper oxide upon heating. How many grams of oxygen were used in the reaction? Choose the closest answer. 2.518 g. The molar mass of oxygen is 16.00 g/mol. dsr mechanicalWebCopper Sulfate’s Water of Hydration Lab: Enrichment Activity. Purpose – To observe the effect of removing the “water of hydration” from hydrated copper(II) sulfate. ... % of … dsr load balancingWebFeb 10, 2024 · Prepare two clean and dry watch glasses. Transfer a few crystals of sodium sulfate decahydrate, Na 2 SO 4 ×10H 2 O, into one watch glass, and anhydrous calcium … dsr mechanical services portsmouthWebAccording to the Law of Conservation of Mass, the mass of the products must equal the mass of the reactants, so logically one would expect that if 2 g of copper was used to start the lab, the lab would result in 2 g of copper. Unfortunately, that was not the case in this lab, and the final mass of copper exceeded the initial mass by 4.841g. dsr lotus towers bangalore