Unit 6 V Lab

Name: Amber Cooper
Date: 11/18/2014
Graded Assignment
Lab Report
Answer the questions. When you are finished, submit this assignment to your teacher by the due date for full credit.
(3 points)
1. Write the goal of the lab or the question you tried to answer.
Answer: How salt effects the temperature of the water hot and cold?

(3 points)
2. Which observations or experiences helped you form your hypothesis?
Answer:
When I did beaker A which was cold with salt. And When I did beakers B-D that were hot with salt.

(3 points)
3. State your hypothesis.
Answer: If the water is cold with salt what way does the temperature go up or down. Verses if the water is hot with salt.

(15 points)
4. Use the data from Part 1 of the procedure to complete the data tables and graphs.
Answer:
Station 1: Potassium Chloride (KCl)
Beaker
Temperature of water (°C)
Amount of KCl at saturation (g)
A
5.0
25
B
30.0
12
C
54.8
20
D
70.1
32

Station 2: Potassium Chlorate (KClO3)–
Beaker
Temperature of water (°C)
Amount of KClO3 at saturation (g)
A
5.2
20
B
28.7
10
C
43.9
15
D
68.2
28

(3 points)
5. Use the data from Part 2 of the procedure to complete the data table.
Beaker
Temperature at which solute first observed (°C)
Solute identity
A
5.0
It desolved
B
70.2
Did not settle at the bottome