General Chemistry
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
|
|
||||
---|---|---|---|---|---|
quantitative | amount
🗑
|
||||
molecular mass | sum of the masses of the atoms represented in a molecular formula (mass of a molecule in u)
🗑
|
||||
formula mass | for ionic compounds where the sum of the masses of the atoms or ions present in a formula unit
🗑
|
||||
mole (mol) | amount of substance that contains as many elementary entities as there are # of atoms in exactly 12g of the carbon-12 isotope
🗑
|
||||
avogadro's number | 6.022 x 10^23
🗑
|
||||
molar mass | is the mass of one mole of a substance. Molar mass is numerically equal to atomic mass, molecular m ass, or formula mass however, the untis of molar mass are grams (g/mol)
🗑
|
||||
mass percent composition | a compound refers to the proportion of the constituent elements, expressed as the number of grams of each element per 100 grams of the compound.
🗑
|
||||
whole-number ratio | find the whole number ratio by dividing each number of moles by the smallest number of moles
🗑
|
||||
molecular formula | is a simple integer multiple of the empirical formula. Molecular formula mass/empirical formula mass= integer (nearly)
🗑
|
Review the information in the table. When you are ready to quiz yourself you can hide individual columns or the entire table. Then you can click on the empty cells to reveal the answer. Try to recall what will be displayed before clicking the empty cell.
To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
Embed Code - If you would like this activity on your web page, copy the script below and paste it into your web page.
Normal Size Small Size show me how
Normal Size Small Size show me how
Created by:
khczopek
Popular Chemistry sets