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The delta G for the freezing of at -10 C is -210 J/mo and the heat of fusion of ice at this temperature is 5610 J/mol .
Find the entropy change of the universe when 3 mol of water freezes at -10 C.
Approximate the heat of reaction for the following equation using thermodynamic tables: CuO (s) + AgNO3 (aq) ? Cu(NO3)2 (aq) + Ag2O (s) hint: Write the net ionic equation first.
How much heat in kilojoules is needed to bring 1.30 kg of water from 33.7 to 97.1 °C (comparable to making four cups of coffee)?
during an acid-base titration 23.3 ml of hcl completely neutralized 19.5 ml of potassium hydroxide 0.315 m. calculate
These compartments are connected by a partition that transmits heat. What is the final temperature in the box at thermal equilibrium
What is the number of bonding electron pairs on the central atom of SiH4? What is the number of nonbonding electron pairs on the central atom of SiH4? What is the Molecular Geometry of SiH4
What is the pH of a solution which is 0.025M in weak base and 0.035 M in the conjugate weak acid (Ka=7.1 x 10^-6)c
1. Calculate the pH after 0.0 mL of KOH has been added. 2. Calculate the pH after 20.0 mL of KOH has been added. 3. Calculate the pH after 25.0 mL of KOH has been added. 4. Calculate the pH at the equivalence point. 5. Calculate the pH after 100.0..
2750 ml sample of 3 M Hcl solution is treated with 4.66 gm of magnesium . Calculate the concentration of the acid solution after all the metal has reacted. Assume that the volume remain unchanged-------M HCl.
a generic salt ab has a molar mass of 243 gmol and a solubility of 8.90 gl at 25 c what is the ksp of this
WHich of the following will act as a lewis acid? (please explain why as I need to understand the concept)
Which of the following statements is/are correct. i. KBr, HClO3, and HClO2 are strong acids ii. NaH, KOH, and Li2O are strong bases iii. HI, HClO3, and HNO3 are strong acids
calculate the heat transferred, Q when 51.0 ml of 2M NaOH solution and 50.0 ml of 2M HCl are mixed. Assume the final volume of the reaction mixture is 101.0 ml, its density is 104 g mL-1, and its heat capacity is 3.89 J g-1 deg-1
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