Calculating Moles From Mass
All of the following statements about converting grams to moles are true except:
A
To convert grams to moles, one must multiply the mass in grams by the molar mass.
B
Unit consistency is crucial; the molar mass must be expressed in grams per mole for the conversion to be valid.
C
The formula correctly relates the mass of a substance to the number of moles.
D
Dividing the given mass in grams by the atomic weight (molar mass in g/mol) yields the number of moles.
Question Leaderboard
| Rank | |||||
|---|---|---|---|---|---|
| #1 | Derinchiay2013 | 2 | 2 | 0m 44s | 156 |
| #2 | Benjaminwknauf | 1 | 1 | 0m 00s | 100 |
| #3 | johnnyp7252 | 1 | 1 | 0m 00s | 100 |
| #4 | tadepallisreeja25 | 1 | 1 | 0m 19s | 81 |
| #5 | zoe_lockwood | 1 | 1 | 0m 20s | 80 |
| #6 | sudsubg | 1 | 3 | 0m 00s | 80 |
| #7 | 10108343 | 1 | 1 | 0m 22s | 78 |
| #8 | aditya4.suresh | 1 | 1 | 0m 27s | 73 |
| #9 | mahima6129 | 1 | 1 | 0m 39s | 61 |
| #10 | Pelisx | 1 | 1 | 0m 45s | 55 |
Items per page:
10
1 – 10 of 24