Answer:
I'd Go. B. weigh everything, let the reaction happen, then weigh everything again.
<h3>
Answer: Choice A) 0-7</h3>
Explanation:
If the pH is between 0 and 7, then we have an acid.
If the pH is between 7 and 14, then we have an alkaline base.
If pH = 7, then it's neutral.
The number of valence electrons of an element can be determined by the periodic table group (vertical column) in which the element is categorized
A. Because sodium is a metal and metals are good conductors