Answer:
answer is b
Explanation:
All elements in a row have the same number of electron shells. Each next element in a period has one more proton and is less metallic than its predecessor
<span>1.23x10^24 atoms/6.022x10^23 atom/mol = 2.04 mol H20 </span>
Answer:
<em>Molecules of different gases with the same mass and temperature always have the same average kinetic energy - E.</em>
Answer:
javier applied force how this helps
