Free chemistry or physical science lab: determining the density of unknown metals this 4-page student handout reinforces the critical concepts of determining density, making accurate observations and calculations, and the proper use of basic pieces of lab. View notes - determination of density-- lab #1(upload) from chem 111 at penn state abstract: the density of an unknown solid and an unknown liquid was determined, along with the comparative another sample of the same unknown metal was then used for trial 2. Chemical elements listed by density the elements of the periodic table sorted by density there you can find the metals, semi-conductor(s), non-metal(s), inert noble gas(ses), halogens, lanthanoides, actinoids (rare earth elements) and transition metals. Calculate your average experimental value for the density of metals post-lab questions: (remember to show all your work) if the accepted value for the density of copper is 893g/cm3, what is the percent error of your calculation of the density of copper. Density lab purpose: to determine the densities of unknown metals materials: safety goggles, triple-beam scale, graduated cylinder, ruler, 3 metal samples safety: wear safety goggles, follow instructions on proper disposal procedure: (use significant figures and include the appropriate unit) 1 make observations of your three samples and. General chemistry i (fc, 09 - 10) lab # 1: the densities of solids and liquids revised 8/19/2009 1 the density of a material may be defined as mass per unit volume. This is inquiry-based lab in which students are asked to measure the density of four different substances in addition, they must use the density of aluminum to find the thickness of aluminum foil. Density lab report topics: volume to calculate the density of metals the experimenters had to find out the mass and volume of each and then use the following formula: d=m/v m or mass is the amount of matter that an object contains and it can be measured using a balance.
Gcc chm 151ll: density: accuracy and precision © gcc, 2013 page 5 of 9 using your lab notebook print out the keeping a lab notebook link from the chm151 lab website and keep it inside the back cover of your lab notebook for reference. Name: _____ date: _____ section • measure the density of an unknown metal bar and measure the specific gravity of a salt • laboratory notebook—prepared before lab (if required by your instructor) safety notes • eye protection must be worn at all. Density of liquids and solids july 2013 using calculations/values from the density of a liquid portion, calculate the density of the metal calculations - unk liquid a) post lab question% percent error % unknown liquid no 1. Mhs chemistry identification of an unknown metal in this lab we will be using lab techniques and basic chemical concepts to identify an unknown metal. Calculate the volume and the density of the metal cylinder show your work 3 calculate the volume and the density of the irregular object post-lab questions: 1 what would be the mass of 100cm 3 of the metal that the cylinder is made of 2. Experimental laboratory manual for general chemistry-i first edition table of contents experiment umber and experimental title page umbers experiment #1: density of rubber and four pure metals 3 - 9 experiment #2: water of hydration the removal of thermochemistry lab #1.
Calculations & graph 1 calculate the mass, volume, and density of metal a and of metal b 2 graph the compiled class data on one set of axes. Mass, volume, and density experiment 3 1 purpose to determine the densities of two metals, aluminum and copper. Density testing can use tests such as astm d1505 to find density by variable density column trl offers this in addition to other density testing methods density testing can use tests such as astm d1505 to find density by metals, slurries, pastes, pigments, plastics, mineral matter. Hypothesis: if the density of an unknown metal was determined, then the metal could be identified supported or refuted the hypothesis was supported because the metal was discovered as aluminum according to its density in conclusion, the data supports the hypothesis: if the density of an unknown.
Specific yield strength (yield strength / density) specific stiffness (modulus can lead to strong, rigid structural parts of relatively low weight despite the higher density of steel compared to other metals like aluminum or in this lab, there are three thicknesses. Density lab name: _____ purpose: students will: (1) determine the mass, volume, and density of metal pieces and an unknown liquid. Lesson plans on density for middle school teachers wet goes up must come down lab data sheet page 22 lesson 4 density is in the air by tiffany heavy metal objects, etc) • aquarium or other clear container filled with water • large piece of pumice.
This feature is not available right now please try again later. Lab #1 measurement of physical properties introduction just as people can be identified by their appearance and their behavior, substances are density of metal _____ part b: specific heat of a metal: trial 1 trial 2 metal.
Pre lab questions: 1 a metal cylinder with 260 mm diameter and 750 mm height has a density of 860 g/ml calculate its mass 2 a metal sphere weighing 1848 g is added to 2000 ml of water in a graduated. Density of water lab conclusion - download as word doc (doc / docx), pdf file (pdf), text file (txt) or read online chemistry conclusion for the density of water lab. Santa monica college chemistry 11 the densities of solids and solutions page 2 of 6 part a: in this section of the lab, the density of an unknown metal will be determined and the metal identified using this experimental value. Students identify metal cubes by determining their density this is a classic lab now available from ei with extra large (easy and accurate to measure) 25 mm cubes of 6 different metals.
Name: _____ lab section: _____ determination of density of metal cylinder: mass: use a balance to obtain 3 mass readings of a metal cylinder. 2 chemistry 101 lab 2 data sheet: 1 fill in the table below 2 show how the density was calculated for metals a and c 3 identify the metal by comparing the calculated density of the unknown to the density of known metals. The purpose of this lab is to apply the experimental methods of calorimetry in the determination of the specific heat of several metals calculate the specific heat of the metal, c p c p = q metal ÷ m metal ÷ δt metal be sure to show your work, and your results in the table below. Lab title: density of an unknown metal primary authors: debbie b, kristy b contributing authors: gina b abstract: the goal of this investigation was to determine experimentally the identity of a piece of metal by finding its density mass and volume measurements were recorded for six different samples of the substance. Lab four specific heat of a metal 3 procedure 1 metal and your lab to the lab assistant in order to have your answer checked and 2 calculate the density of your unknown metal by determining its volume and using the.