Liquid is water or drink and solid is hard
Grinding quartz crystals down to produce sand is an example of a?
-physical change
Answer:
D. 9.
Step-by-step explanation:
One formula unit of NaOH contains <em>three atoms</em>: 1 Na, 1 O, and 1 H.
3 formula units × (3 atoms/1 formula unit) = 9 atoms
Answer:
i do not know but i hope you do not find the answer for incorrectly answering mine.
Explanation:
