Answer :
Mass of water : 29.904 g
Further explanation
Heat can be formulated
Q=m.c.Δt
Q, heat, J
m,mass, g
c, specific heat, j/g C
Δt,temperature, C
- Δt,temperature
[tex]\tt 38-10=28^oC[/tex]
- mass of water
[tex]\tt m=\dfrac{Q}{c.\Delta t}\\\\m=\dfrac{3500}{4.18\times 28}\\\\m=29.904~g[/tex]