PH= −log
10
[H
+
]
= −log
10
(0.001)
= −log
10
(10
−3
)
= −(−3)log
10
10
pH=3.
01
C. Sn (tin) is a metal, Si (silicon) is a metalloid, and C (carbon) is a nonmetal
The correct response would be 3. The alkaline earth metals would tend to lose its valence electrons, in this case 2 of them at different energy levels, to form the same respective ion, which is +2.
There are 5 significant figures in the following number. All of the numbers essentially are significant.
What do you mean by this question?
