The primary objective of this experiment is to use experimental data to determine the empirical formula of an unknown hydrate. This lab allowed us to observe how hydrates, crystalline structures containing water, can be turned into anhydrous compounds once the water is removed. Pre-Lab Questions: 1. antgoblue Tue, 02/19/2008 - 17:24. It should be used to complete the first portion of the Authorization to Begin Experiment form (found on the Lab Report Help Center page). Hydrates are copper (II) sulfate and copper (II) nitrate. Conclusion:As I came to the end of the experimental process, the real situation for this lab which is finding the formula for hydrated magnesium sulfate is basically MgSO 4.4 H 2 O. Not only the percentage of water can be found, the … The remaining solid is known as the anhydrous salt, which is the compound same compound without the water molecules trapped inside. All these concepts were learned in class, and this In conclusion, we found the mass of the hydrate and the water, the percent composition and the empirical formula by heating the hydrate, then weighing it to find the mass and did some calculations to find the results. Hydrate Lab By Maya Parks Partners: none 2/20/15 Abstract: This experiment was performed to determine the chemical formula of the hydrate copper (II) sulfate We even found the percentage of water in the compound. These findings were a bit off due to some fragments of the, substance falling out of the crucible, causing a bit of experimental error. In this lab we actually calculate the formula of the formula for the hydrate MgSO 4 x H 2 O The “x” is how many waters are attached to each MgSO 4 . Based on your observations, determine the chemical formula for CuSO. Experimental Question: How can we experimentally determine the formula of an unknown hydrate, A? Formula Of A Hydrate Lab Report Formula of a Hydrate Lab Wednesday October 29, 2014 Chemistry Honors Purpose This lab was done to determine the percentage of water in a hydrate, which was CuSO4 ?H20. Prelab video to help Academic Chemistry students at Wyomissing Area Jr./Sr. This preview shows page 1 - 3 out of 4 pages. Kimberly Graziano & Hyunjae Kim. chemical formulas for all different types of hydrates. Chemistry I—Lab: Determining the Chemical Formula of a Hydrate. The term, empirical, means that it is based on observed data rather than on theory. 2) Determine moles of Na 2 CO 3 and water: One common hydrate … All these concepts were learned in class, and this lab was performed to demonstrate these concepts, and allow us to use them in a real world example. Objectives . Christina Quiñones-Kurzyniec Experiment #5: Determining Chemical Formula … The mass of water lost was 0.70g. The calculated mass of water lost from the compound is 0.286g, and this number is calculated to be 28.1% of the total compound. Determine the number of moles of H20 in the hydrate: _____ (Hint: First determine GFM then use mole calculation in Table T of reference table) 4. The calculated mass of water lost from the compound is 0.286g, and this number is calculated to … Lab Hydrate Formulas..docx - Ally Harview Lab Determining the Formula of a Hydrate Data Table Mass(in grams Mass of crucible 24.36 g Mass of crucible, Lab: Determining the Formula of a Hydrate. Chemistry: Structure and Properties share data. We obtained the percentages through experimental procedures of reacting Ca(NO3)2 with Na2CO3 , filtrating and drying CaCO3. Menu and widgets Ciklopea.net. 31 enough to cool again, and then weigh it as accurately as possible. For example, sodium and chlorine combine to form sodium chloride, NaCl. The purpose of this lab is to find the chemical formula of a hydrate through an. Determining the Formula of Hydrated Salt Pages: 5 (1032 words) The Synthesis of Cobalt Oxalate Hydrate Pages: 5 (1241 words) Chemistry report Pages: 13 (3174 words) Organic Chemistry Lab Report Pages: 17 (4036 words) Goood Chemistry Lab Pages: 4 (794 words) DO NOT put hot crucibles on a balance! Hydrate lab finding how much H2O is present in hydrated CuSO4. Name: _ Patel Maitrykumari Determining Chemical Formula of Hydrate Pre-Lab Questions: 1.What is the Conclusion: As I came to the end of the experimental process, the real situation for this lab which is finding the formula for hydrated magnesium sulfate is basically MgSO 4 .4 H 2 O . Determining the Formula of a Hydrate. Remove the filter paper with the copper from the funnel and leave it to dry. TIP: Click this link to fix system errors and boost system speed Copper (II) sulfate pentahydrate is an example of such a hydrate. Purpose. Background Information A hydrate is a crystalline compound that has water molecules adhere to their crystal structure, having a fixed ratio of water molecules per formula unit. So, to … Objective The objective of this experiment is to determine the formula of a hydrate, specifically sodium carbonate. Determining the Formula of a Hydrate . Many compounds exist as hydrates. Empirical Formula of a Hydrate Lab. From the data collected the number of molecules of hydrated water will be determined per molecule of anhydrous salt. For example, Glucose is C6H12O6; it’s empirical formula is CH2O. Magnesium Sulfate (MgSO4) Lab Report. They are known as “hydrated salts”, or simply, hydrates. Despite the results not, precisely matching the actual amount of hydrate in ZnSO. The water is chemically combined with the salt in a definite ratio. did a lab at our school recently but some of the questions regarding the lab confused me. Experimental Question: How can we experimentally determine the formula of an unknown hydrate, A?   Privacy Lab - Determining the Chemical Formula of a Hydrate Some ionic compounds form crystalline structures that trap water molecules within the crystalline framework. Its formula … Attention should be paid to loose clothing and long hair while the Bunsen burners are in use. Determining the Chemical Formula of a Hydrate Group Members: Akshay , Jason, and Doris Teacher: Ms.Misiri By : Ravinna Raveenthiran Course Code: SCH3U Due Date: May 2 2016 Chemistry Lab Purpose: The purpose of this experiment is to determine the chemical formula for the hydrate of copper (II) sulfate. (Make sure to use a … But how many? Hydrate Lab By Maya Parks Partners: none 2/20/15 Abstract: This experiment was performed to determine the chemical formula of the hydrate copper (II) sulfate We even found the percentage of water in the compound. Ellen Liu IBDP-1 Chemistry HL 16/11/03 Title: Determining the Empirical Formula of a compound Material Needed: 1 crucible and cover 1 support stand and ring 1 crucible tong 1 clay triangle 1 electronic balance 1 alchole burner, ignition source 1 asbestos gauze Mortar and pestle, porcelain, shared … xH 2 O(s). Lab Report Help Center. Menu and widgets Download the Lab handout using this link: There is no presentation to go with the handout, but on the handout is another link to a simulation. View Lab 5-Report Determining the Formula of a Hydrate-Christina Quiñones-Kurzyniec.pdf from CHEM 1411 at Collin College. Elements: Matter composed of only one type of … II. Many compounds exist as hydrates. purpose of this experiment is to determine the empirical formula of a hydrate. "Dry Lab" Experiment: Determining the Formula of a Hydrate Safety: An open flame will be used in this experiment. This particular lab explores the relationship between the anhydrous salt and water in a hydrated sample; it helps students to better understand the concept of the Law of Definite Proportions. The five in front of the water formula show that 5 water molecules (or 5 moles of water per mole of CuSO4) are present per unit of the CuSO4 formula. This preview shows page 1 - 4 out of 6 pages. Solution: 1) Determine mass of water driven off: 4.31 − 3.22 = 1.09 g of water. This particular lab explores the relationship between the anhydrous salt and water in a hydrated sample; it helps students to better understand the concept of the Law of Definite Proportions. formula units and molecules. From the simulation is where you will be getting all your data for the report. The actual hydrate formula for the copper (II) sulfate compound was CuSO4+5H2O. Conclude and Communicate questions 3-5, 7-9 page 287. On a macroscopic, practical level, the parts will be moles. Background: Forms of Matter Ionic Hydrates; Procedure. The purpose of this lab is for students to dehydrate a hydrate and use the mass data obtained in lab to calculate the number of moles of … Crucibles are VERY FRAGILE. Below or some typical results from this lab so you can see how the calculations work. Introduction to quantitative analysis: determination of proportions of subunits in a chemical sample Laboratory tool: Bunsen burner Introduction to forms of matter with example of ionic hydrates Background: Forms of Matter. Lab – Formula of a Hydrate - Help with calculations Magnesium sulfate ( MgSO 4) is a molecule that loves to hold on to water (hydrophilic). 2.6.3 calculate the relative formula mass of compounds containing water of crystallisation; 2.6.4 determine the empirical formulae of simple compounds and determine the moles of water of crystallisation present in a hydrated salt from percentage composition, mass composition or experimental data; CCEA Chemistry Determining the Formula of a Hydrate. I need to find the X in CuSO4 multiplied (x) XH20 ( how many waters are there. Safety goggles must be worn at … Matt Hall. A hydrate is an ionic compound that has a definite amount of water molecules attached to its crystalline structure. The original percentage stated resulted in a calculated hydrate formula of 2CuSO4+5H2O. After heating, the mass of the anhydrous compound is found to be 3.22 g. Determine the formula of the hydrate and then write out the name of the hydrate. 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