Answer to this is a post lab for electrochemistry: determining an activity series using galvanic cells these are the first 6 ques. Stoichiometric determination: empirical formula of copper chloride background use tongs to place the evaporating dish on a wire gauze on the lab bench. Background when you are making a ham and cheese sandwich, you need two slices of bread and one piece of ham and cheese how many complete sandwiches could you make if you had eight slices of ham, seven slices of. Molar mass by freezing point depression post lab answers lab name: post lab of cucl2 i title: iron-copper (ii) chloride reaction ii purpose. Lab report on copper cycle reagent appearance cucl2h2o dark green color and cylindrical volume or this lab could be improved by using different technique of.
Colored precipitates lab purpose: in this experiment 01 m cucl2 solution 01 m fecl3 solution 01 m nicl2 solution mystery solutions 1, 2 , 3. Las positas college, chemistry 1a lab manual fall 2012 page 5 chemistry 1a: general chemistry safety las positas college. Overall this was a great lab i found the chemical formula of copper chloride hydrate to be cucl2 ( 2h2o, which is the correct chemical formula. Test lab mole ratio lab copper lab the lab that could have been due to incorrect measurement from systemic or random error throughout the entirety of the lab. Experiment 1 chemical reactions and net ionic equations i objective: reactions in your lab reports you must show all phases including (aq) 1.
I need help on post questions 3 and 4 also, can you check my table 1 i'm not sure if some of my weighing are off i plugged them in to my obs. Cucl2(aq) + naoh gone horribly wrong sign undoubtably my cucl2 is slightly contaminated share this post link to post.
Honors chemistry introduction: stoichiometry deals with the mathematical proportions of reactants and products in chemical reactions chemical reactions are represented by balanced chemical equations. Start studying chem learn is added to 050 liters of 060 m cucl2 by the percent yield to determine the actual mass obtained in lab: 40 x 08. Lab 11 experiment 2: heat of solution b1) post-lab questions: post-lab questions and problems are on the sapling learning website.
Type of reactions lab answers you are here: home science chemistry type of reactions lab answers reaction: balanced chemical reaction: share this post. Question 5 of 6 (i need help with this entire table, calculations, and post-lab questions/answers) 60 points please upload (in pdf format) yo. Chemical reactions of copper and percent yield key pre-lab (review questions) 1 give an example, other than the ones listed in this.
Experiment 3 limiting reactants your instructor will write the lab temperature and the actual lab pressure as measured by a barometer on the chalkboard.
Isolated from the solution containing the other metal cations, the three insol-uble chlorides can be separated from one another by chemical means. Rev: 201 6 -201 7 6 -1 experiment 6: determination of the equilibrium constant for iron thiocyanate complex the data for this lab will be taken as a class to get one data set for the entire class. Colored precipitate lab 01 m cucl2 solution 01 m fecl3 solution 01 m nicl2 solution mystery solutions 1, 2 , 3 procedure: as described by instructor. Aluminum reacts with copper(ii) chloride, cucl2, to form copper metal and aluminum chloride, alcl3 2 identify the reactants and the products for the experiment. I believe it is 2 cucl2 + na3po4 -- moles cucl2 = 0118 m x 00857 l=00101 the ratio between cucl2 and i need some help with a chemistry post-lab.