Answer:
Explanation:
what wheres the answer???
Isotopes are chemical elements with same atomic number (Z), but different mass number (different number of neutrons).
Hydrogen is an element with atomic number 1. It has three isotopes:
1) protium (₁¹H), with mass number 1 (no neutrons).
2) deuterium (₁²H), with mass number 2 (one neutrons, n° = 2 -1, n° = 1).
3) tritium (₁³H), with mass number 3 (two neutrons, n° = 3 -1, n° = 2).
Answer:
I^3, aFeO BfEi^3 O, c, dFe^2 O^3
Explanation:
Answer choice would be D, answer choice B, is the boxes net force. Velocity = distance/time. The correct answer is D. I hope this helps!
