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

the cold front replaces the warmer air at the ground level changing the wind to be breezy and denser.there is also an immediate drop in the temperature.

each chemical family is represented as a group or column on the periodic table. based on chemical properties, there are 6 types of chemical families. group 1 represents alkali metals, group 2 represents alkaline earth metals, groups 3 to 12 represent transition metals, groups 13 to 16 represent non-metals and other metals, group 17 represents halogens and group 18 represents noble gases.