False because when a substance changes from one state of matter to another it is a physical change no matter how many states of matter it skips
I believe that it is all of the above.
"A Scientific Hypothesis Must Be "Falsifiable". A scientific hypothesis must be testable, but there is a much stronger requirement that a testable hypothesis must meet before it can really be considered scientific."
I hope this helped, have a nice day!
Answer:
Periods have consecutive atomic number as they are in a row and groups are vertical meaning they are in a column and groups have similar properties
Just as a dozen is 12 of something, a mole is about 6.02 * 10^23 of something .
