Answer:
Potassium
Explanation:
The symbol for the element with a mass number of 169 is Tm for Thulium.
The letters to unscramble are S, Si, Tm, P, Au, and o.
The mystery element is Potassium.
Hope that helps.
Answer:
60
Explanation:
5x10=50-5 = 45 2x10-5= 15 45+15=60
Answer:
hmm
Explanation:
The overall charge of an atom is zero. Atoms are made up of positively charged particles called protons and negatively charged particles called electrons as well as non-charged particles called neutrons.
source: https://chem.libretexts.org/Bookshelves/Physical_and_Theoretical_Chemistry_Textbook_Maps/Supplemental_Modules_(Physical_and_Theoretical_Chemistry)/Atomic_Theory/Atomic_Structure
An atom consists of a positively charged nucleus, surrounded by one or more negatively charged particles called electrons. The positive charges equal the negative charges, so the atom has no overall charge; it is electrically neutral.
source: http://scienceline.ucsb.edu/getkey.php?key=4574
I hope this helped!
The volume will increase i am pretty sure hope its right good luck!
Answer:
all electrons of the atom