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A solution of oxalic acid, a diprotic acid is used to titrate a 16.22 mL sample of a .7030 M KOH solution. If the titration require 18.41 mL of the oxalic acid solution, what is the molarity.
Forecast whether an aqueous solution can be made up to have the subsequent concentrations or whether a chemical reaction must occur: (a) 0.25 M CH3COONa and 0.15 M HI
What volume (mL) of a concentrated solution of NaOH (6.00 M) must be diluted to 200. mL to make a 0.88 M NaOH solution
Write a balanced nuclear reaction for the production of dubnium-260 and neutron(s) by bombardment of californium-249 with high-energy
The boiling point of methanol is 72.2o C. The molar boiling point elevation constant for methanol is 2.7o C/m. Explain what is the boiling point (in oC) of a solution prepared by dissolving 50g of acidic acid C2H4O2 in 100g of methanol. (Tbo =94.7..
Problem- What is the relative stability of alpha and beta-d-glucose pentaacetate? How can you account for the product mixtures that form under conditions of acidic and basic catalysis in the synthesis of Alfa and beta D-glucose pentaacetate
Given the balanced equation 2 O3(g) --> 3 O2(g) , determine the rate of reaction with respect to [O2]. If the rate of formation of O2 is 6.94*10^-1 M/s, what is the rate of reaction of O3
What is the cell diagram for the spontaneous cell involving the Fe3+ | Fe2+ (0.771V) half cell and the Zn2+ | Zn (-0.763 V) half cell. a. What is the cell diagram. b. Write the net redox equation c. What is E°cell
If Magnesium sulfate is a hydrate with the formula MgSo4**H2O 1.65grams out of a 3.38 gram sample of the pure hydrate remain after heating. Explain the formula of the hydrate
If 72.4 kJ of heat is supplied to a 862 g block of metal, the temperature of the metal increases by 9.3°C. Calculate the specific heat capacity of the metal in J/g·°C.
Thallium has an average atomic mass of 204.3833 u. It has two naturally occuring isotopes, 203Tl (with a mass of 202.9723 u) and 205Tl (with a mass of 204.9745 u). Find the percent abundance of the two isotopes, to ±0.001%.
The final temperature of the system is 27.3°C. The resulting 0.500 M NaCl (aq) has a density of 1.02 g/ml, and a specific heat of 4.02 J/g-deg. What is the value of ?H in kJ/mole or the reaction
A reactor is utilized to convert ethane into acetyle and hydrogen via catalytic dehydrogen. The molar flow rates in the stream leaving this reactor are 1.0 mol\sec of ethane 3.0 mol\sec of acetylene as well as 6.0 mol\sec of hydrogen
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