A volume of 85.0 mL of H2O is initially at room temperature (22.00 ∘C). A chilled steel rod at 2.00 ∘C is placed in the water. If the final temperature of the system is 21.40  ∘C , what is the mass of the steel bar? Use the following values: specific heat of water = 4.18 J/(g⋅∘C) specific heat of steel = 0.452 J/(g⋅∘C) Express your answer to three significant figures and include the appropriate units.

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A: Solution:-

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Q: How much heat was absorbed by the solution?

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Q: 6. 100.0 mL of 1.00 M of HCl and 100.0 mL of 2.00 M of Ca(OH)2 are mixed at 298K. During the…

A: The objective of the question is to calculate the heat of neutralization.

Q: constant‑pressure calorimeter, 23.323.3 g of X is dissolved in 297297 g of water at 23.00 °C.…

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Q: A hot lump of 47.547.5 g of iron at an initial temperature of 51.5 °C51.5 °C is placed in 50.0 mL…

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Q: A sample of 17.1 g of solid with molar mass 71.9 g/mol is dissolved in 331 g of water initially at…

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Q: The temperature of the resulting solution rises to 27.40 °C. Assume the solution has the same…

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Q: When 17.98 g of calcium chloride (CaCl2) is dissolved in 681.87 g of water in a coffee-cup…

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