Week 1-2.4 Flashcards
(26 cards)
What’s the exponent of a picometer?
-12
What is the exponent of a gigaliter
9
What is the exponent of a millimeter?
-3
What is the equation to convert Fahrenheit to Celsius?
C = (F - 32) / 1.8
What is a derived unit? Give an example
A unit that is a combination of other units. Ex. g/ml or cm^3
How many sig figs are in 0.0056305?
5
What is the SI unit for time?
Seconds
What is the SI unit for mass?
Kilogram
What is the exponent for a megaliter?
6
What is the exponent for a kilometer?
3
What is the exponent for a decisecond?
-1
What is the exponent for a centimeter?
-2
What is the exponent of a microsecond?
-6
What is the exponent of a nanosecond?
-9
What is the SI unit for length?
Meter
What does Kelvin measure?
Temperature
What do moles measure?
The amount of substance
How do you convert Celsius to Kelvin?
Add 273.15 to Celsius
Is density am extensive property? Why or why not?
No, because it doesn’t rely on its mass
What is an intensive property?
A property that doesn’t rely on amount of substance
Is melting a physical property or a chemical property?
Physical
What is a leading zero?
A zero before the first significant number
How many sig figs should the final answer have?
1.625 ft x (12 in / 1 ft) x (2.54 cm / 1 in) = ?
4
Is color an intensive property?
Yes
