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The volume of a sample of nitrogen is 6.00 liters at 35oC and 740 torr. What volume will it occupy at STP?
For each of the following give the sublevel designation (name of orbital), the allowable ml values, and the number of orbitals- a. n = 5, l = 3 c. n = 2, l = 0 b. n = 3, l = 1 d. n = 6, l = 2
Problem- In conducting a titration of 75.00mL of a certain triprotic acid with 0.0800 M NaOH the following information was recorded. 1) The first equivalence point was observed at pH 3.96 after the addition of 12.4 mL of NaOH
1.5000 g of diprotic weak acid H2A was dissolved in 100.00 mL volumetric flask. 25.00 mL aliquots of this solution was titrated with a monoprotic strong base NaH (0.0800 M). The titre volume of NaOH was 40.00 mL. Calculate the molecular weight of ..
Question- Give the formula of each coordination compound. Include square brackets around the coordination complex. Do not include the oxidation state on the metal. Use parentheses only around polyatomic ligands.
Write and balance the full chemical equation for the reaction between lead (II) nitrate and manganese (IV) chloride.
Use the standard half-cell potentials listed below to calculate the standard cell potential for the following reaction occurring in an electrochemical cell at 25°C.
The temperature of a block of copper metal (molar mass 63.55 g mol-1) fell by 8.52 K when the copper block released 64.5 J of heat. What is the mass of the copper block?
A gas expands and does pv work on its surroundings equal to 347 J. At the same time, it absorbs 127J of heat from the surroundings, what is the change in energy of the gas.
Hypochlorous acid is a weak acid with pKa= 7.41 suppose a 45.00ml sample of 0.240 M HOCL solution is titrated with a 0.250 M standard KOH solution. what is the PH of the equivalence point
bathophenanthroline is a compound that forms a red complex with ironii. the molar absorptivity for the complex is 22350
Ag3AsO4 precipitated and was filtered off. Fe3 was added and the solution was titrated with 0.2500 M KSCN. After 35.80 mL of KSCN solution had been added, the solution turned red. What mass of AsO43- was in the original solution
Determine the activation energy in kJ/mol for a first order reaction if its specific rate constant 5.90e-05 s-1 at 400. K and 4.06e+02 s-1 at 600. K.
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