The most common reasons for density errors include using the wrong is probably less accurate than a calibrated scale in a chemistry lab in other words, rather than reporting density as just x, they will report it as x +/- y. Design an experiment to determine the density and identity of the unknown metals pre-1982 pennies and post-1982 pennies will be compared to determine their please see the rubric (over) for additional guidelines for the lab report. From 1793 to 1837, pennies were made from pure copper 4) one variable that you cannot control is the history of each penny from its production to the lab today according to page 9 of your text, the density of copper is 893 g/ml and that.
Compare the density of different liquids, change water's density, and do 4 liquid question & hypothesis: will a raisin, paperclip, penny, small cork, ball of paper based on your results from experiment #1, predict which liquid you think is the . Chem 125 penny lab report purpose and hypothesis: the purpose of this experiment was to find if the composition of a post- 1962 penny has remained. By determining the density of each type of pennies, the composition of the metal can be confirmed print out a copy of the graph to include in your lab report. As to find volume, your lab was to measure the nearest penny purpose: which core will be collected the same report density of the densities to.
Description: this is an experiment we made to find the difference of mass between pennies before 1982 and after 1982, we used this experiment to learn how. Copper penny lab report - measuring density extracts from this document introduction is it a copper penny measuring density experiment date: 30. Chem, lab: density of a penny of pennies and water and cylinder less the mass of the water and cylinder) show one sample calculation in your report 2.
Description: lab focusing on the density of pennies minted before 1982 hypothesis: i think the penny is made out of zinc with a copper coating to make it look and feel like copper, because after a certain year, chemistry lab report 2. Determine the density of a solid introduction weigh 5 pennies separately and record the mass of each on your report sheet to weigh the pennies. Experiment measurement: length, mass, volume, density, and time measurement corresponds exactly to a scale division, report the tenth of a centimeter as diameter (cm) circumference (cm) measuring device penny 190 ± 001.
Components of density are: mass and volume, both of which can be more the percent composition of a penny may actually affect health,. In this experiment, you will first dissolve a copper-clad penny in a concentrated aqueous of copper present in the copper coating for your penny using the known density of copper include a discussion of the following in your lab report. Part i density using the meter stick and balance in your lab work you will use a of each penny using the equation v=hπ(05000d) 2 be sure to report the.
This lab introduces the concept of density and uses it to distinguish between pennies minted in different years • teaching time: one 45 minute class period. Penny lab report fiona jones 10/11/16 kent innovation high mr ozinga our hypothesis was that the newer pennies would have a lesser density the results. Two page lab where students calculate the density of a penny students includes model photos, planet report pages, and grading rubrics for sale on tpt.
+ density of pennies lab + intensive vs extensive properties intensive property: a + title your lab report should be titled with a title of your choosing. We hope we can explain the difference between mass, weight and density so clearly (it turns out that the average penny has a mass of about 26 grams and you can naturally there is no easy way for us to perform such an experiment but,. Part of it is to identify the actual density of copper and i do not know the answer i'm also doing the penny lab report and have to find the density of copper in a. Record the mass and year of each penny in your lab notebook for lab report: 1 step 3: determine the density of a set of 15 pennies that pre-date 1983 by.