Answer:
oxidation number of an element in any particular molecule or ion is the electrical charge it has based on a set of rules if an element has gained or lost electrons in a reaction
A theory is an idea a law is a rule or a statement or fact
Answer:
It is called the solar wind thx for asking brainly.com
Explanation:
Answer:
Light years are the only practical unit for measuring the distance of space
Explanation:
Practical... aka logical.