Determine the specific heat for the metal
It takes 49.0 to raise the temperature of an 8.00 piece of unknown metal from 13.0 to 24.5. What is the specific heat for the metal?
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When a 5.00 g sample of NaOH dissolves in 100.0 g of water in a "coffee cup" calorimeter, the temperature rises from 28.3 degrees C to 39.6 degrees C. Calculate the heat energy for the reaction of 5.00 g of NaOH AND the heat of solution (reaction)
The heat of formation of liquid aluminum, Al (l) is about 10.7 kJ/mol. The entropy of solid aluminum is 28 J/mol K and the entropy of liquid aluminum is 40 J/mol K. Based on these data, at what temperature (oC) should aluminum melt?
What volume of oxygen, measured at 0.891atm and 18 degrees Celsius is needed to burn completely 4.18L of butane measured at 1.34atm and 38 degrees celsius?
0.01M HCl reacts with 3.18 g Na2CO3. Here 50 mL of HCl is required for the reaction. Calculate the volume of CO2 produced at 273 K and 1 atm.
If, in a certain experiment, over a specific time period, 0.0045 mol PH3 is consumed in a 1.9 L container each second of reaction, what are the rates of production of P4 and H2 in this experiment?
A gate (shaped like .25 of a cylinder with radius R=3m) is used to control the flow of water through a canal.The height of the water in the tank is 30m. How much force must be applied to keep the gate from opening?
A 2.40-g sample of a large biomolecule was dissolved in 12.0 g of carbon tetrachloride. The boiling point of this solution was determined to be 77.85°C. Calculate the molar mass of the biomolecule. For carbon tetrachloride, the boiling point c
An equal-tangent crest vertical curve has a 50 mi/h design speed. The initial grade is +3%. The high point is at station 33+37.43 and the PVT is at station 37+18.26. What is the elevation difference between the high point and the PVT?
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Comment on Parenthetical style: "The inclusion of plants in an indoor environment may positively impact our psychological response
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