We need at least 10 more requests to produce the answer.
0 / 10 have requested this problem solution
The more requests, the faster the answer.
1. A 33.3 g hot piece of metal at 450K is placed in pure water that...
A 33.3 g hot piece of metal at 450K is placed in pure water that has a volume of 155.0 mL which has an initial temperature of 5.3°C. After five minutes, equilibrium is established. What is the final temperature of the water in Celsius if the metal has a specific heat 0.33 J/g°C
2. a) What is the maximum amount of salt (in molecules) that can be produced when 35 mL of 0.102 M of strontium hydroxide reacts with 12 mL of 0.321 M nitrous acid? b) Does the reaction result in a basic, neutral or acidic solution?
If the hydroxide concentration of a CH3COOH/CH3COO- buffer system is 0.000045 M, what is the acetate concentration if the acetic acid concentration is 0.74 and the dissociation constant, Ka, of CH3COOH is 6 x 10-9 ? A hot piece of metal at 450K is placed in pure water that has a volume of 55.0 mL which has an initial temperature of 25.3°C. After five minutes, equilibrium is established and a final temperature of 44.4°C is reached . What is the...
Balance the following chemical equations AB + C2 à A8C18 + C2B ABC3 + A2D -> A10B10D15 + AC A compound designated as AB2C, has a total valence electrons of 26 where each element B and C has 7 valence electrons. Element A is the least electronegative. Draw a reasonable Lewis structure. What is the molecular shape of your Lewis structure Is your structure polar or non polar A 33 g hot piece of metal at 450K is placed in...
3. A 32.520 g piece of unknown metal was heated in a hot water bath at 99.80°C. The hot metal was then transferred to a coffee-cup calorimeter containing 100.0 mL of water. Time-Temperature data was collected and plotted. From the plot, the initial and final tem- peratures for the water were determined to be T 23.76°C and T 26.18°C. and qse (Assume C 21.0 J°C.) a. Calculate cal b. Calculate qnetal Calculate cmetal d. Calculate the molar mass for the...
At 22°C, an excess amount of a generic metal hydroxide M(OH)2 is mixed with pure water. The resulting equilibrium solution has a pH of 10.70. What is the Ksp of the compound at 22°C?At a certain temperature, the solubility of strontium arsenate, Sr3(AsO4)2, is 0.0520 g/L. What is the Ksp of this salt at this temperature?
A 16.260g piece of metal was heated in a hot water bath at . The hot metal was then transferred to a calorimeter containing 50.00 mL of water (d of H2O= 1.00 g/mL). From the time-temperature plot, the initial and final temperature for the water were determined to be and , respectively. A) calculate heat (q) gained by the calorimeter and water assuming Ccal= , qH2O= (4.184 J/gC)(mwater)() and qcal=Ccal. 95.5°C 23.76°C 26.18°C 21.0J/ C T We were unable to...
a 20.94-g sample of an unknown metal is heated to 99.4 degrees Celsius in a hot water bath until thermal equilibrium is reached. The metal is quickly transferred to 100 mL of water at 22.0 degrees Celsius contained in a styrofoam cup. The thermal equilibrium temperature of the metal plus water mixture is 24.6 degrees Celsius. What is the Specific heat capacity of the metal?
At 22℃ an excess amount of a generic metal hydroxide M(OH)2 is mixed with pure water. The resulting equilibrium solution has a pH of 10.26. What is the Ksp of the salt at 22℃?
Only question 4 Pliz!! ULT Appron male equul number of points de 3. A 32.520 g piece of unknown metal was heated in a hot water bath at 99.80°C. The hot metal was then transferred to a coffee-cup calorimeter containing 100.0 mL of water. Time-Temperature data was collected and plotted. From the plot, the initial and final tem- peratures for the water were determined to be T = 23.76°C and T, = 26.18°C. a. Calculate qcal and water (Assume Cal...