First, always draw the diagram—ice at 0°C will absorb heat to melt, then the resulting water warms up. The hotter water gives up heat, and you balance them. In my class, we used a steel glass as a calorimeter because the real brass one was locked in the lab. So, remember to account for that container’s heat too, or your final temperature will be off. Our teacher made us practice with just a thermometer and tap water, saying, “If you can calculate for a steel glass, you can calculate for anything, tujeno.
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