Chem Exam 1 study

The field of study that deals with the composition, properties and changes of matter.

Which conversion is equivalent to micrograms/kilogram?

Which conversion is equivalent to milligrams/kilogram?

A 500.0 g fish is found to contain 28 mg of arsenic. What is the PPM and PPB values of arsenic in this fish?

Practice: Write conversion factors for each pair of units:

meters and kilometers

Practice: Write conversion factors for each pair of units:

hours and minutes

Practice: Write conversion factors for each pair of units:

liters and mL

The density of a rock is 10 g/cm3. If you are given 4 cm3 of the rock, do you have 50 grams of rock?

Your car get 30 miles per gallon (MPG). If you put 3 gallons of gasoline into your empty gas tank, can you visit your friend who lives 100 miles away?

Practice: Give an answer for the following with the correct number of significant figures:

58.925 - 18.2