Soluble means it can be dissolved
Insoluble means it can't be dissolved
Answer:
a new substance is formed, if heat is formed, color change, the evolution of gas, and bubbles or fizzing
The answer should be D all of the above
Answer:
14
Explanation:
Given parameters:
Number of protons = 6
Number of electrons = 6
Number of neutrons = 8
Unknown:
Mass number = ?
Solution:
The mass number of an atom is the sum of protons and neutrons in an atom;
Mass number = number of protons + number of neutrons
Mass number = 6 + 8 = 14
B positive and negative ion
