Calculate the specific heat capacity of the metal
If 69.5 kJ of heat is applied to a 1036 g block of metal, the temperature of the metal increases by 11.4°C. Calculate the specific heat capacity of the metal in J/g°C.
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In an experiemtnt, hydrogen gas produced from a reaction between a piece of aluminum and HCL is collected over water and found to have a volume of 3.75 Liters at 25 degrees Celsius.
The hydrated salt is overheated and the anhydrous salt thermally decomposes, one product being a gas. will the reported percent water in the hydrated salt be reported to high, too low, or be unaffected?
A reaction mixture initially contains 0.140 M CO and 0.140 M H2O. What will be the equilibrium concentration of CO? What will be the equilibrium concentration of H2O?
It has been determined that the body can generate 5500 kJ of energy during one hour of strenuous exercise. Perspiration is the body's mechanism for eliminating this heat. How many liters of water would have to be evaporated through perspiration to
An ice cube is placed in a beaker of water at 20 c. the ice cube partially melts and the temp of the water is lowerd to 0 c at this point both ice and water are at0 and no further change is apparent.
Consider the following equation, for which Keq = 1.4e+83 at 25oC. What is the value of Keq for the reaction H2(g) + 1/2 O2(g) 1/2 H2O(l)?
A 7.00% solution by mass of an enzyme in water has an osmotic pressure of 20.0 torr at 291 K. Calculate the molar mass of this enzyme.
Hydrochloric acid is sold as a concentrated aqueous solution. If the molarity of commercial HCL is 12.0 and its density is 1.18g/cm3 Calculate the weight percentage of HCl in the solution.
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