Mass of the water : 2.23 g
<h3>Furter explanation</h3>
Heat
Q = m.c.Δt
m= mass, g
c = heat capacity, for water : 4.18 J/g° C.
ΔT = temperature
Q= 140 J
Δt = 75 - 60 = 15
mass of the water :

Answer:
The reason why atomic mass is usually not a whole number is because it is a weighted average of the mass numbers of isotopes
Explanation:
Answer:
Please refer to the attachment for answers.
Explanation:
Please refer to the attachment for explanation
The solution for problem 36 is in the picture attached. I am 80% sure it’s correct.
Explanation:
option no 4 is correct answer
I hope is helpful