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Hydrobromic acid is used to dissolve a sample of iron powder, producing a solution of iron(II) bromide.
Write the complete formula equation for the reaction, where ionic species are written as NaCl(aq) rather than Na+(aq) + Cl-(aq), using the smallest integer coefficients, including symbols for states of matter.
yellow-gold is an alloy that is 75.00% gold,16.00% silver and 9.00% copper (by mass). calculate the cost of the gold in a cube of the alloy 1.00 ft on a side.
A racquetball court is 20 ft wide. If we consider only motion along this direction and treat the ball as a particle in a box, if the ball weighs 1.4 ounces, what quantum number corresponds to a racquetball hit 100 km per hour and what speed would ..
What will happen to the retention time if the temperature of the column is increased. Calculate the following peak areas from your GC chromatogram.
Ideally what should the ratio between the three slopes (AlCl3 slope= 483.0 , CaCl2 slope= 421.4, and NaCl slope= 181.9) be? What are your actual experimental ratios?
Consider the graph of Gsystem versus extent of reaction (such as Q). Which of the following represents an irreversible reaction
Calculate K for 2 NO(g) + O2(g) 2 NO2(g) from the observation that when equilibrium is established at 500 K, there are 0.190 moles NO2, 2.65 X 10-4 moles NO, and 0.606 moles O2 in a volume of 0.759 liters.
A reaction mixture containing 20 mM O-acetyl serine, 50 mM NaCl, 50 mM HEPES buffer (pH 7.6), and O-acetyl serine acetylase is incubated in 37C until O-acetyl serine is completely hydrolyzed.
The rate constant for a certain reaction is k = 2.60×10-3 s-1 . If the initial reactant concentration was 0.200M , what will the concentration be after 14.0 minutes?
Using curved arrows to show electron movement and bond formation write a reaction mechanism for the acid catalyzed reaction
Write the balanced equation for the hydration of CuSO4. Indicate the physical states using the abbreviations (s), (l), or (g) for solid, liquid, or gas, respectively
What are the equilibrium concentrations of each reactant and product? (All three substances are gases at 250 °C)
How many moles of NaOH must be added to 1.0 L of 1.2 M HC2H3O2 to produce a solution buffered at each pH. a) pH=3.87 b) pH=5.24
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