Answer:
eight oxygen atoms
Explanation:
This formula shows that in one mole of this compound, there are 3 moles of Ca atoms that combine with 2 moles of the PO4(phosphate) groups, which gives a total of 2 moles of P atoms and 8 moles of 0 atoms.
If your boyfriend is ignoring you, you should just ask him about it because if you guys don’t communicate then discussing things about your relationship will be difficult
I hope this helps
Answer: amount of substance n = cV = 2.0 mol/l x 0.25 l = 0.50 mol
Explanation:
Answer:
A is not true.
The biosphere contains living and nonliving things.
Let me know if this helps!
