The correct answer is Be+
That is because it lost a single electron but still has the same number of protons, and thus the effective charge attracting each electron is greater, which in turn makes the radius even smaller
Molar mass Na = 23g/mol
46g = 456/2 = 2mol
1mol = 6.022*10^23 atoms
2mol = 2*6.022*10623
= 1.204*10^24 atoms
Answer:
the lighter fresh water rises up and over the salt water
Explanation:
this is because the salt water is denser
All of them are important to identify a mineral and get information from it, but I'd say the least important is cleavage.