Help
Options
Didn't know it?
click below
click below
Knew it?
click below
click below
Don't Know
Remaining cards (0)
Know
retry
shuffle
restart
0:00
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
The Mole
CAVA Chem 302 303 S1U6L2 Mole Number Relationships
| Question | Answer |
|---|---|
| A mole is a unit for measuring [...] of particles such as atoms or compounds. | A mole is a unit for measuring numbers of particles such as atoms or compounds. |
| A mole is just like a 'dozen', or a 'pair', or a 'hundred'.... just a much [...] number. | A mole is just like a 'dozen', or a 'pair', or a 'hundred'.... just a much bigger number. |
| Think of [...] as just a name for a certain number: 6.022 * 10^23 | Think of mole as just a name for a certain number: 6.022 * 10^23 |
| Chemists defined a mole as the amount of a substance that contains as many particles as there are atoms in exactly [...] g of carbon-12. | Chemists defined a mole as the amount of a substance that contains as many particles as there are atoms in exactly 12 g of carbon-12. |
| True or False: No one is absolutely sure where the term mole came from. [...]! | True or False: No one is absolutely sure where the term mole came from. TRUE! |
| There are [...] things in a mole. | There are 6.022 * 10^23 things in a mole. |
| A mole is just a name for 6.022 * 10^23 of anything; just as a [...] is a name for 12 of anything. | A mole is just a name for 6.022 * 10^23 of anything; just as a dozen is a name for 12 of anything. |
| If you have a 12 eggs, you can say you have a dozen eggs; If you have 6.022 * 10^23 eggs, you can say you have a [...] of eggs. | If you have a 12 eggs, you can say you have a dozen eggs; If you have 6.022 * 10^23 eggs, you can say you have a mole of eggs. |
| 6.022 * 10^23 is called [...]'s Number; it's named after a famous chemist. | 6.022 * 10^23 is called Avogadro's Number; it's named after a famous chemist. |
| Moles are useful because a mole of any element weighs the same as the element's atomic mass in [...]. | Moles are useful because a mole of any element weighs the same as the element's atomic mass in grams. |
| The periodic table tells you how much 1 [...] of any element weighs in grams. | The periodic table tells you how much 1 mole of any element weighs in grams. |
| Think of the periodic table of the elements as the periodic table of [...]. | Think of the periodic table of the elements as the periodic table of how much a mole of anything weighs in grams. |
| A mole of H2O would contain within itself, [...] mole of O and [...] moles of H. | A mole of H2O would contain within itself, one mole of O and two moles of H. |
| A mole of H2O would weigh the same as [...] mole of O plus [...] moles of H. | A mole of H2O would weigh the same as one mole of O plus two moles of H. |
| Sulfur (S) has an average atomic mass of 32.06 amu. Therefore, 1 mole of sulfur weighs 32.06 [...]. | Sulfur (S) has an average atomic mass of 32.06 amu. Therefore, 1 mole of sulfur weighs 32.06 grams. |
| Aluminum (Al) has an average atomic mass of 26.98 amu. Therefore, 1 mole of aluminum weighs [...] grams. | Aluminum (Al) has an average atomic mass of 26.98 amu. Therefore, 1 mole of aluminum weighs 26.98 grams. |
| Gold (Au) has an average atomic mass of 196.97 amu. Therefore, [...] mole of gold weighs 196.97 grams. | Gold (Au) has an average atomic mass of 196.97 amu. Therefore, 1 mole of gold weighs 196.97 grams. |
| Technically, a mole is defined as the number of atoms of carbon-12 that weigh [...] grams. That number is 6.022 * 10^23. | Technically, a mole is defined as the number of atoms of carbon-12 that weigh 12 grams. That number is 6.022 * 10^23. |
| For some reason, chemists love the carbon isotope carbon-[...]. | For some reason, chemists love the carbon isotope carbon-12. |
Created by:
mr.shapard
Popular Chemistry sets