Stoichiometric Relationships IBDP SL

Which mixture is homogeneous?

• Steel
• smoke
• feijoada

Which mixture is heterogeneous?

• salt water
• brass
• oily water

What is the relationship between the Kelvin and Celcius scales?

• equal
• C = K+273
• C = 273 - K
• K = C+273

Which is not a property of liquids?

• fixed shape
• fixed volume
• move freely (translational velocity)
• particles held closely together

Which is the state change from gas to solid

• boiling
• freezing
• deposition
• sublimation

Which is an exothermic process?

• boiling
• melting
• sublimation
• condensation

Which gas law is incorrect

• P is proportional to 1/V
• P is proportional to T
• V is proportional to T
• T is proportional to 1/V

for PV = nRT what units does P have to be in?

• Pa
• kPa
• atm
• N/cm3

for PV = nRT what units does V have to be in?

• cm3
• m3
• dm3
• nm3

for PV = nRT what units does T have to be in?

• Degrees Celcius
• Kelvin
• Farenheit