A 15.4 g
g
aluminum block is warmed to 54.0 ∘C
∘
C
and plunged into an insulated beaker containing 32.7 g
g
of water initially at 24.3 ∘C
∘
C
. The aluminum and the water are allowed to come to thermal equilibrium

periodic trends is an atom that gets larger as the number of electronic shells increase, the radius of atoms increases as you go down a certain group in the periodic table of elements. in general, the size of an atom will decrease as you move from left to right of a certain period.

level 4 to level 2 : ))