JACQUES D. answered 11/09/21
Ivy league and MIT educated Chemical Engineer with career as teacher
Q = mcΔT is the equation for how heat into a substance causes its temperature to rise.
Rearrange algebraically : m = Q/(mΔT)
All the units mesh (This is critical to always check with these problems), so plug-and-chug and the answer will be in grams.
Please consider a tutor.