Copper sulfate lab answers
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 … WebSep 22, 2024 · All single displacement reactions have the general form: A + BC → B + AC. Here, A is an element and BC is usually an aqueous ionic compound or an acid (consisting of B + and C − aqueous ions). A displaces B in BC, resulting in the formation of a new element B and a new ionic compound or acid, AC. If the new element B is a metal, it will ...
Copper sulfate lab answers
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WebAqueous copper(II) sulfate, about 0.5 M, 200 cm 3; Copper strips x2 (optional; these can be used in place of the graphite rods as an extension to the basic experiment) Small pieces of emery paper; Health, safety and technical notes. Read our standard health and safety guidance. Wear eye protection. WebNov 3, 2024 · Answer. Add close to 1:1 mole ratio of NaOH to lactic acid and adjust to the desired pH with diluted NaOH (e.g., 0.1 M) to avoid overshooting the pH. Best practice is …
WebAllow the faucet to run a few minutes to dilute the solutions. 2. Clean and dry the beaker, graduated cylinder, filter funnel, pipet, and spoon before returning them to the equipment kit. 3. Sanitize the workspace. 7. Remove the copper metal and filter paper from the foil and allow it to cool a few minutes. 8. 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-mL beakers Stir bar Magnetic stirrer ... lab notebook before coming to lab. Use a graduated cylinder for volume. The mass determined to
WebIf there are more reactants than products, it is a synthesis reaction. If oxygen is a part of the reactant, it is a combustion reaction. If one ion replaces another, it is a single replacement reaction. If there are two compounds in a reactant where cations switch, it is a double replacement reaction. 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 …
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 …
WebQuestion: STOICHIOMETRY: THE REACTION OF IRON WITH COPPER (II) SULFATE Adapted in 2015 from a lab by the Chemistry Department of Community College of Rhode Island and used by permission INTRODUCTION In this experiment, stoichiometric principles will be used to deduce the appropriate equation for the reaction between metallic iron … construction marysville waWebDescribe 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 … construction marlin incWebThe copper(II) sulfate should be provided as fine crystals. If large crystals are used, these should be ground down before use by students. Procedure. Weigh the empty crucible, and then weigh into it between 2 g and 3 g of … construction master pro dt printerAsk the students to set up the cell as shown. They should watch for any activity on each of the electrodes, and write down their observations. The cathodes can be cleaned using emery … See more Students should see a deposit of copper forming on the cathode. This will often be powdery and uneven. You should explain that, if the current used is much lower, then the solid coating … See more construction maskWeb10. When sulfuric acid and copper (II) oxide are allowed to react, copper (II) sulfate and water are formed. Write a balanced equation for this reaction. H 2 SO 4 (aq) + CuO(s) CuSO 4 (aq) + H 2 O(l) 11. When copper (II) sulfate and aluminum are allowed to react, aluminum sulfate and copper are formed. construction master pro trig 4080WebChemistry questions and answers; Calculate the volume of 15.0M ammonia (NH3) needed to prepare 1.50 grams of tetramminecopper(II) sulfate monohydrate [Cu(NH3)4]SO4•H2O according to the overall reaction on the first page of the lab. Overall Reaction from first page of lab: CuSO4•H2O(aq) + NH3(aq) ---->[Cu(NH3)4]SO4•H2O + 4H2O(l) constructionmastersroofing.netWebPre-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. … educational toys for toddler