The empirical formula is the simplest version of a chemical formula for example c3h8 the molecular formula contains information on the actual number of atoms of each element in the molecule. Formula of a hydrate , you will be determining the empirical formula of a copper chloride hydrate by closely inspecting mass measurements that have been. Copper will react with sulfur to form a copper sulfide if 1500g copper reacts with sulfur to form 1880g of copper sulfide, what is the empirical formula of the copper sulfide. View empirical formula lnl sa from health 640 at liberty christian academy, lynchburg 6/9/2017 late nite labs short answer empirical formula of copper oxide experiment 1: synthesize copper. Experiment- empirical formula of copper(ii) oxide - duration: 1:37 lee kuan yuin 9,870 views 1:37 uta-lab 503 - duration: 5:41 utachemistry 746 views. Find the empirical formula for the following molecular compositions: empirical and molecular formula practice 1 find the molecular formula. Copper sulfate is a sulfate salt of copper it is a potent emetic and is used as an antidote for poisoning by phosphorus it also can be used to prevent the growth of algae. How to determine empirical formula % mass moles divide this is the general progression remember: mass of clean strip of copper 2.
Ap chemistry lab determination of the empirical formula of copper iodide challenge: determine the empirical formula of the copper iodide compound produced by direct synthesis from the. Determining the empirical formula of copper chloride - download as word doc (doc / docx), pdf file (pdf), text file (txt) or read online. Once the empirical formula is found, the molecular formula for a compound can be determined if the molar mass of the compound is known simply calculate the mass of the empirical formula and. The simplest formula, or empirical formula, of a compound is the molecular formula may be a multiple of the empirical option 1 will react copper with. 45 an experiment is performed to determine the empirical formula of a copper iodide formed by direct combination of elements a clean strip of copper metal is weighed accurately. Students heat copper(ii) oxide in a glass tube while passing methane over it the copper(ii) oxide is reduced to copper if the reactants and products are weighed carefully the formula of.
Read this science lab report and over 88,000 other research documents the empirical formula of a copper oxide steven leung 9/19/06 lab report the empirical formula of a copper oxide. Calculate the empirical formula of the copper chloride hydrate compound include moles of the hydrate introduction. In order to determine the empirical formula for copper sulfide (or for any compound, for that matter) you need to have some information about either the mass of one reactant and the mass of. Department of physical sciences kingsborough community college the city university of new york winter 2010 1 the empirical formula of a copper oxide.
In this experiment, gravimetric analysis will be used to determine the empirical formula of copper chloride hydrate determining the empirical formula. Copper (ii) sulfate (cuso4) data collection table data analysis table empirical formula of the hydrate copper (ii) sulfate: anhydrous salt: 72g(100 mole /159607g) = 0045 mole water. With the empirical formula of copper carbonate chemistry laboratory kit, students measure the amount of gas generated and apply colorimetric analysis to determine the identity of an unknown. Total mass of the copper oxide compound the removal of oxygen from the compound will elemental mass percent and empirical formula experiment 1 1-5.
When 150g of copper is heated in the air, it reacts with oxygen to achieve a final mass of 188g calculate the empirical formula of this copper oxide. Calculate the empirical formula of the copper chloride compound the determination of a chemical formula lab report steps 1-3: set up 1 obtain and wear goggles 2.
2 a piece of asbestos paper is placed in a combustion tube weigh with a chemical balance 3 a spatula of dry copper(ii) oxide powder in placed on the asbestos paper and the combustion.
1 data (a) mass of copper powder used (g): 25g (b) mass of copper powder and beaker (g): 72420g (c) mass of copper oxide and beaker (g): 78714g 2. We will start with a copper chloride hydrate of unknown composition (cu xcl multiplying each atom amount by two yields the empirical formula ni 3(po 4) 2. Stoichiometric determination: empirical formula of copper chloride background procedure calculations background empirical formula: the simplest whole-number ratio in which different kinds. Empirical formula of copper iodide: the objective of this lab is to determine the empirical formula of an ionic solid(all ionic formulas are empirical. Problem #1: a sample of copper metal weighing 250 g is heated to form an oxide of copper the final mass of the oxide is 313 g determine the empirical formula of the oxide. This feature is not available right now please try again later. Copper(ii) chloride is the chemical compound with the chemical formula cucl 2this is a light brown solid, which slowly absorbs moisture to form a blue-green dihydratethe copper(ii.
Determination of the empirical formula in this experiment you will determine the empirical formula of a hydrated compound of copper and chloride you.