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A 12-liter tank contains helium gas pressurized to 160atm . What size tank would be needed to contain this same amount of helium at atmospheric pressure (1atm )?
Consider a solution formed by mixing 48.0 mL of 0.100 M H2SO4, 36.0 mL of 0.100 M HOCl, 25.0 mL of 0.200 M NaOH, 2 mL of 0.100 M Ca(OH)2, and 10.0 mL of 0.150 M KOH. Calculate the pH of this solution.
how many milliliters of a stock solution of 2.00 m kno3 would you need to prepare 100.0 ml of 0.150M KNO3
If 2.44 moles of Helium gas has a pressure of 2.4 atm at 343 K, what volume must the gas occupy.
Calculate the molar solubility of FeCO3 . How many grams of FeCO3 are present in 15.0 L of a saturated solution.
Find the volume and the intermolecular force present in ammonia at STP in the following reaction and What is the intermolecular force is present in NH3(g).
If the initial concentration of N2O4 is 0.50 M, and no NO2 is initially present, what is the equilibrium concentration of N2O4? Kc = 0.0059 at 298 K N2O4 (g) 2NO2 (g)
A 97 gram solution of silver nitrate contains 10 grams of AgNO3. What is the percent by mass of silver nitrate in this solution
Calculate the mass of silver chloride required to plate 135 mg of pure silver. Silver chloride, often used in silver plating, contains 75.27% Ag.
A sample of sodium reacts completely with 0.426 kg of chlorine, forming 702 g of sodium chloride. What mass of sodium reacted?
a 10.00g sample of toothpaste contaning stannous fluoride gives0.145g precipitate of stannous phosphate.what is the percentage of snf2 in the toothpast sample.
If the reaction is allowed to proceed until all substances have reached their equilibrium concentrations, determine delta G for the reaction.
how much energy is required to warm 100g of H2O from 20 degrees celcius to 80 degrees celcius if it is initially in a 140g glass flask? the specific heat of water is 4.18 J/g degree celcius.
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