Answer:

Explanation:
The formula for the heat released is
q = mCΔT
Data:
m = 395 g
C = 4.184 J·°C⁻¹g⁻¹
ΔT = 55 °C
Calculations:
q = 395 × 4.184 × 55 = 91 000 J = 91 kJ
The water will absorb
of energy.
Answer:
25
Explanation:
explain no need it is perfect
If you cut the cube and keep all the pieces you are causing only physical change
Li is in group 1 so it has same number of valence electrons as hydrogen.
hope it helps.
you can google it and it pops up right away