Density of Unknown Substance 25
y = 0.763x+ 0
20
3 15
Mass (2)
10
5
o
0
5
10
20
25
30
15
Volume (ml)
22. KEY IDEA: You walk into the lab and find mass and volume data next to a bottle of a clear & colorless
liquid. You decide to plot the data and it results in the graph shown above with a slope of 0.763. Identify
the unknown liquid using the information below. Unknown is
Support your
answer
y =mx + b
Substance Density (g/mL)
Water 1.00
Ethanol
0.789
Ammonia 0.823
Glycerin 1.259