What is the mass of the steel bar
A volume of 80.0mL of H2O is initially at room temperature (22.0 °C). A chilled steel rod at 2.00 °C is placed in the water. If the final temperature of the system is 21.5 °C , what is the mass of the steel bar?
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copper metal (molar mass 63.55 g mol-1) fell by 7.51 K when the copper block released 13.6 J of heat. What is the mass of the copper block?
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