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 items is a pure substance, a homogeneous mixture or a heterogeneous mixture.
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.
The half-life of a radioactive sample is given (in hours). The sample decays from x micrograms to x micrograms. Determine how many hours this will take.
The half-life of carbon-14 is given. An artifact made of wood has a given ratio of 14C to 12C. How old is the artifact in years?
A cloth found in Jerusalem shows x units of radiation. A living version should have x units. The half-life is also given. Is it possible for this cloth to come from this era? How old is the cloth?
Compare two sets of bonds. Which in each set is the longer or shorter bond length?