Answers to ws-Phase Change Diagram Practice 1. 8350 J 2. 90400 J 3a. absorbs 3b. releases 3c. releases 3d. releases 3e. absorbs 3f. absorbs 4. 22100 J 5. 234000 J 6. 21000 J 7. 16700 J Answers to Feb Review Test #8 (1997) 1e 2e 3c 4c 5d 6c 7d 8b 9a 10c 11b 12b 13a 4e 15c 16d 17a 18a 19b 20d 21e 22c 23d 24d 25c Hints on making a "subscript" button on your computer for your lab report: Click on: TOOLS on your menu bar up at the top of your screen CUSTOMIZE off the menu COMMANDS on the tab - this shows the folder of commands FORMAT from this list of commands - this makes the right side show choices SUBSCRIPT - click on this (from the choices) and drag it onto your tool bar up on your screen in the spot where you want it. OR, shortcuts: Highlight the text and hit "Ctrl" and "+" for Subscript Highlight the text and hit "Shift", "Ctrl", and "+" for Superscript Specific Heat lab information: Metal #1 Copper Specific Heat = 0.386 J/gC density = 8.96 g/mL Metal #2 Brass Specific Heat = 0.380 J/gC density = 8.50 g/mL Metal #3 Steel Specific Heat = 0.452 J/gC density = 7.80 g/mL Metal #4 Aluminum Specific Heat = 0.900 J/gC density = 2.70 g/mL