Chemistry Unit 1

How many Significant Figures to the number below:

0.00001020

Convert 5 L = ____ mL

• 5000 mL

• 500 mL

• 0.005 mL

• Cannot determined

the mass of a substance per unit volume

• viscosity

• solubility

• density

• reactivity

a change in the chemical composition and identity of a substance

• Physical Change

• Chemical Change

• Physical and Chemical Change

• Matter

a change that alters a substance without changing its chemical composition or its identity

• Chemical Change

• Physical Change

• Chemical and Physical Change

• Matter

a characteristic of a pure substance that describes how it interacts with other substances

• chemical property

• physical property

• intensive property

• extensive property

a characteristic of a pure substance that can be observed or measured without changing the substance’s chemical identity

• chemical property

• physical property

• intensive property

• extensive property

tendency of a substance to undergo chemical changes

• Ductility

• Malleability

• Compressibility

• Reactivity

anything that has mass and takes up space

• Compressibility

• Malleability

• Reactivity

• Matter

a physical property that does not depend on the amount of substance present

• chemical property

• physical property

• intensive property

• extensive property