Calculate the density of concentrated hydrochloric acid
Calculate the density of concentrated hydrochloric acid in g/mL when the concentrated aqueous HCl is sold as a 98% (w/w) HCl sol n, which corresponds to a molar concentration of 12.1 M HCl.
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Explain which solution has the greatest freezing point change? Show calculations.Two solutions are prepared using the same solute:
The element antimony has an atomic weight of 121.757 amu and only two naturally-occurring isotopes. One isotope has an isotope mass of 120.904 amu and abundance of 57.3%. Based on these data, Calculate the mass of the other isotopes?
Determine rate charged per hour by each mechanic if sum of two rates was $120 per hour? 1st mechanic- 2nd mechanic.
The following data represent a determination by comparison with the mass of oxygen as the reference gas of the "molar mass" of a sample of air.
Explain the advantages of methane as a source of fuel in industrial and domestic applications. Are there any disadvantages?
Fund A returned 2% profit and Fund B returned 6% profit. How much she invested in Fund B, if total profit from two funds together was $1200?
Hazardous waste (causes long-term environmental damage) requires to be monitored as it moves from its place of origin to the place where it might be stored. Suggest a list of standard operating procedures for handling hazardous waste.
A sample of low-fat milk which is having 2.50 mL, was treated with sodium oxalate, and the precipitate was filtered and dissolved in H2SO4. This solution required 6.20 mL of4.56 x 10-3 M KMnO4 to reach the end point.
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