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Problem- 17.4 mL of 0.10 M Na2S2O3 (sodium thiosulfate) was needed for titration of 25.00 mL of diluted bleach, calculate the molarity of the diluted bleach (hypochlorite ion)
The mole ratio of sodium thiosulfate to sodium hypochlorite is 2:1
Articulate your answer to two significant figures as well as comprise the appropriate units
The chemical equation for the standard free energy of formation for KBr, CH3Cl, H2S and Pcl5
Calculate the amount of heat liberated (in kJ) from 293 g of mercury when it cools from 79.0°C to 14.0°C.
Determine the Ka value of acetic acid at 105 degrees C from the following data: A 0.3 Molar aqueous solution of acetic acid shows a pH of 2.642 at 105 degrees C. You can use the approximation formula here because the concentration of the acetic ac..
1. the volume of an ideal gas is 2.06l and standardtemperature and pressure. caculate the volume at 1.75atm and
What is the partial pressure of argon, in torr, in a container that also contains neon at 147 torr and is at a total pressure of 536 torr?
When 2.00 mL of a 5.0 ppm Cu^2+ solution was added to the above Cu^2+ sample solution, the new absorbance was found to be 0.324 AU. What was the concentration of Cu^2+ in the original 10.0 mL solution
what is the Maximum amount of aspirin possible if salicylic acid is the Limiting Reagent? (2.0013g salicylic acid)(3.09 mL acetic anhydride)(2.142 mass of aspirin synthesized)
If you used a concentration of 0.0065 M sodium thiosulfate instead of 0.0050 M sodium thiosulfate called for in reaction 1, what effects would this have, if any, on the rate of the reaction
fructose c6h12o6 is a naturally occuring sugar found in honey and many fruit juices. its molar mass is 180.16 gmol. a
What is the structure of the precipitate that forms after the sulfuric acid
Calculate the work for a process which one mole of NH3 gas is expanded from 1.0L to 20.0L in an isothermal reversible process at 300K.
Gold can be hammered into extremely thin sheets called gold leaf. If a 197-mg piece of gold (density = 19.32 g/cm3) is hammered into a sheet measuring 2.4 ft multiplied by 1.0 ft, what is the average thickness of the sheet in meters
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