Introduction to M&E Balance

Which of the following is a chemical property?

• a.      flammability

• b.     melting point

• c.      boiling point

• d.     density

What is molality?

• Moles of solvent/Moles of solvent

• Moles of solute/Moles of solute

• Moles of solvent/Moles of solute

• Moles of solute/Moles of solvent

Which one is correct?

• As increasing the temperature of gases, viscosity decreases

• As decreasing the temperature of gases, viscosity decreases

• As decreasing temperature of liquid, viscosity decreases

• As increasing the pressure of liquid, viscosity increases

The reason for viscosity in liquid (only 2 words)

Taliya is investigating the chemical compound for the first time, what would be your recommendation to determine this compound? Which physical property?