About 4
there are 8 octillion grains of sand in Sahara and there are more rocks then sand in the Sahara.
There are over a billion grainsof sand on a beachThere are more stars than grains of sand
Sand is not a compound and haven't a molar mass; also different types of sand exist.
1 US gallon is 128 ounces.
too many to count!
Stars in My Pocket Like Grains of Sand has 368 pages.
500
3300
Two homonyms for pale are pail (a bucket) and hail (to greet or summon).
Even finely graded sand would be classed as heterogeneous
In your sand sample, what is the average weight of a grain?