E14.053 – What is the molar mass of the substance?
OWL Introductory Chemistry: An Active Learning Approach
Cracolice and Peters
07th Edition
Calculate the molar mass when grams, celsius, torr and liters are given.
Calculate the molar mass when grams, celsius, torr and liters are given.
Calculate the molar mass when grams, liters, torr and celsius are given.
Determine if each item is macroscopic, microscopic or particulate.
Determine if each item is a chemical or physical change.
Determine if each items is a pure substance, a homogeneous mixture or a heterogeneous mixture.
Determine if each pure substance is an element or a compound.
Three items are given, are they endothermic or exothermic?
The half life (in days) of a substance is given. You begin with x mg of the substance. Determine how many mg remain after x days pass.
The half-life of a radioactive nuclide is given (in hours). Determine the percentage lost after x minutes.
The mass of a radioactive sample decays from x micrograms to x micrograms in a given number of years. Determine the half-life.