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1) According to the following reaction, how many grams of hydrogen gas are necessary to form 0.475 moles nitrogen gas? nitrogen monoxide (g) + hydrogen (g) nitrogen (g) + water (l) 2) According to the following reaction, how many moles of carbon dioxide will be formed upon the complete reaction of 24.4 grams of carbon monoxide with excess water? carbon monoxide (g) + water (l) carbon dioxide (g) + hydrogen (g) 3) According to the following reaction, how many moles of mercury will be formed upon the complete reaction of 26.5 grams of mercury(II) oxide? mercury(II) oxide (s) mercury (l) + oxygen (g)
Acetic acid is a weak monoprotic acid. it is the active ingredient in vinegar. if the initial concentration of acetic acid is .200 M and the equilibrium concentration of h3o+ is .0019 M, calculate Ka for acetic acid.
Calculate the density of a block.
Finding the solubility product - Ksp - of a solution of PbI2, A 1.00 L solution saturated at 25 decrees Celsius with lead (II) iodide contains 0.54 g of PbI2
universe on assumption that heat capacities are independent of temperature
How many grams of PBI2 will precipatate by the addition of excess KI solution to 50.00 mL of 1.22 M Pb(N03)2
The solution to physical chemistry, A laser used to read CDs emits red light of wavelength 700 nm. How many photons does the laser emit per second
Consider an aqueous solution that is saturated with lead iodide, lead sulfate and 0.10 M K2SO4 (a strong electrolyte). Write mass and charge balance equations that describe the system
When separated from a water solution, CuSO4 forms a hydrate with 5 water molecules per formula unit. If 38 g of anhydrous CuSO4 are dissolved in water, what mass of the hydrate could be recovered from the solution?
What masses of calcium sulfate and phosphoric acid can be produced from the reaction of 1.0 kg calcium phosphate with 1.0 kg concentrated sulfuric acid (98% H2SO4 by mass)?
Determine how much Ammonia would be formed if 187 grams of calcium carbonate CaCO 3 are formed?
Suppose that a fully charged lead-acid battery contains 1.50 L of 5.00 M H2SO4. What will be the concentration of H2SO4 in the battery after 3.30 A of current is drawn from the battery for 8.00 hours?
If the volume of ocean water (calculated above) contains 3.7 percent sodium chloride ("salt") by mass and the density of the water is 1.41 g/mL.
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