Conversions
What unit should a penny be measured in?
millimeters
Is soda with ice homogeneous or heterogeneous?
Heterogeneous
Describe how/if molecules move in a solid
Solid molecules are locked in place but will still be vibrating
How many millimeters are in 5.5 centimeters?
55 mm
Is blood homogeneous or heterogeneous?
homogeneous
What is an example of a plasma?
Northern lights, the sun, flames, lightning
Convert 0.0035 kilometers to decimeters
35 dm
What is different about component composition in heterogeneous and homogeneous mixtures?
It is uniform in homogeneous mixtures, and not uniform in heterogeneous mixtures
What is it called when a liquid becomes a gas, and when a gas becomes a liquid?
evaporation, condensation
A pump is running at a flow rate of 450 milliliters per minute. What is this rate in liters per hour?
27 L/hr
Name two ways you can separate a homogeneous mixture
Distillation, evaporation, chromatogrpahy
What is it called when a solid becomes a gas, and when a gas becomes a solid?
sublimation, deposition
A large industrial tank fills with water at a rate of 5 kiloliters per day. What is this flow rate in milliliters per second?
57 mL/s
Which can be homogeneous and heterogeneous out of: elements, compounds, and mixtures?
All three can be homogeneous, mixtures can be heterogeneous
What is it called when a gas becomes a plasma and when a plasma becomes a gas?
ionization, deionization