Mastery – Chemical & Physical Change
OWLv2 for General Chemistry
Cengage
01st Edition
Determine if each item is a chemical or physical change.
Determine if each item is a chemical or physical change.
The mass of an atom is given in grams. How many atoms in x milligrams?
Your numbers will vary.
The radius of an atom is given in pm and a distance to span in mm. How many atoms are needed?
Your numbers will vary.
The volume of an atom is given in cubic centimeters. What is the volume in microliters?
Your numbers will vary.
A general chem student drops a metal into a measuring cup. Calculate the density and identify the metal.
Your numbers will vary.
Show the unit analysis and mass in grams using the table of density values. (You are given g and asked for mL)
Your numbers will vary.
Show the unit analysis and mass in grams using the table of density values. (You are given mL and asked for g)
Your numbers will vary.
Determine if each item is macroscopic, microscopic or particulate.
Determine if each items is a pure substance, a homogeneous mixture or a heterogeneous mixture.
Your numbers will vary.
12 eggs is a dozen, if the average number of dozens are given, how many eggs and how many sig figs?
Your numbers will vary.