experiment 1: determination of specific heat of a metal Data Sheet Table 2: Mass Mass (g) Water
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experiment 1: determination of specific heat of a metal
Data Sheet
Table 2: Mass
| Mass (g) |
Water |
49.2 g |
Unknown Metal Strip |
11.8g |
Table 3: Specific Heat Data
Time (minutes) | Temperature (°C) | ||||
Trial 1 | Trial 2 | Trial 3 | |||
Initial | 23.7 |
27.2 |
30.6 | ||
5 minutes | 24.9 |
27.2
|
30.9 | ||
6 minutes | 25 |
27.4 |
31 | ||
7 minutes | 25 |
27.5 |
31 | ||
8 minutes | 25.1 |
27.6 |
31.1 | ||
9 minutes | 25.7 |
27.6 |
31.2 | ||
10 minutes | 26.1 |
27.8 |
31.3 | ||
Average Specific Heat Capacity of the Unknown Metal: |
|
Post-Lab Questions
- Why is ?Tmetal < 0?
- Why is ?Twater > 0 ?
- A metal sample weighing 43.5 g and at a temperature of 100.0 °Cwas placed in 39.9 g of water in a calorimeter at 25.1 °C. Atequilibrium the temperature of the water and metal was 33.5 °C.Determine the specific heat capacity of the metal.
- What is the average specific heat capacity of the unknown metalin this experiment?
What is the unknown metal? Use Table 1 for reference.
Related Book For
Chemistry The Central Science
ISBN: 978-0321696724
12th edition
Authors: Theodore Brown, Eugene LeMay, Bruce Bursten, Catherine Murphy, Patrick Woodward
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