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Question- Calculate w, the work done on a system, when 18.0 g of zinc are dissolved in excess acid at 1.00 atm and 27C. (Assume ideal gas behavior.)
Depict your all calculation in detail so I can understand the solution thoroughly
A buffer is made using 49.0 mL of 0.760 M HC3H5O2 (Ka = 1.3 10-5) and 54.0 mL of 0.600 M NaC3H5O2. What volume of 0.20 M NaOH must be added to change the pH of the original buffer solution by 3.5%
the molar enthalpy of formation for nitrogen dioxide is +33.18 kj/mol. the chemical equation that corresponds to this value of (delta)Hf is
Calculate the weight of precursor salt needed to make 500 ml of a 2 M aqueous solution of the metal ion from each salt.
A tank is being filled through a valve by an ideal gas where the following applies: H=30*T(K) in J/mol for gas, R=8.314 in J/mol/K, H=40 T(K) for the liquid in J/mol (gas as liquid, different reference point than gas)
Ozone decomposes to oxygen gas. 2 O3(g) 3 O2(g) A proposed mechanism for this decomposition is shown below. O3 O2 + O (fast, equilibrium) O3 + O 2 O2 (slow) What is the rate law derived from this mechanism
Calculate Ka and Original Concentration of Weak Base, You have a solution of a weak base, the pH of which is 10.7532. If 10.000 mL of this solution will neutralize 6.655 mL of 0.07667
Determined to be first order with respect to N2O5
In an equilibrium mixture the partial pressures of SO2 and O2 are 0.165 atm and 0.755 atm, respectively. What is the equilibrium partial pressure of SO3 in the mixture?
Chromium metal can be plated from an acidic solution of CrO3. CrO3(aq) + 6H+(aq) + 6e- Cr(s) + 3H2O How many grams of chromium will be plated by the passage of 19,300 C (coulombs).
How do you rank crystal lattice structures in order of decreasing efficiency of space in the structure
2 n2g 3 o2g -gt 2 n2o3gat a certain temperature and pressure 4.2 l of n2 reacts with 6.3 l of o2. if all the n2 and o2
Compute the value S for the separation of 100mg of the mixture of gas given that the natural abundances of 235U and 238U are 0.72% and 99.28% respectively and that of 19F is 100%
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