Explanation:
a positively charged nucleus is surrounded by mostly empty space.
The swimming pools pH is below 7, meaning it is slightly acidic. If you want to make the pH higher, you must add a base which by definition has a pH higher than 7.
D. Add base
Answer:
percentage by mass of each element in a compound.
Explanation:
12% NaCl is the answer I came to... Have a GREAT day!!! :)
Group 4A
The elements in group 4 show the most diverse set of properties.