Conversions
Convert 250 cm to m
2.5 m
A property that doesn't depend on the amount of matter
What is Intensive?
Is melting the ice physical or chemical?
Physical
Prefix for 10^3
Kilo
Define "isotope"
Atoms of same element with different neutrons
Convert 5kg to g
5000 g
Mass is what kind of property?
Extensive
Burning wood is what type of change?
Chemical
1 L to mL
1000 mL
Carbon-14 has how many neutrons
8 neutrons
3.5 hr to seconds
12,600 seconds
Density is intensive or extensive?
A change in color indicate what type of change?
Chemical
Convert 0.045 km to cm
4500 cm
Symbol for mass numbers
A
Convert 6.02 x 10^23 to moles
1 mole
Explain extensive
Depends on amount of matter
Boiling water: Chemical or Physical?
Physical
1 mg = _ g?
0.001 g
What changes in isotopes
Neutrons
A spacecraft travels at 7.5 km/s. Convert this speed to miles per hour (mph).
16,777 mph