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Galvanized nails are iron nails that have been plated with zinc to prevent rusting. The relevant reaction is Zn^2+(aq) + 2e^- -----> Zn (s). How many moles of zinc are in 3.00 kg of zinc
The mass spectrum of an organic compound shows the relative abundances of M to be 69.72% and M 1 to be 6.033%. Assuming the peaks are caused by 12C and 13C isotopes, determine the number of carbon atoms in the compound. Natural abundances: 12C is ..
What mass of PbCl2 is formed from mixing 0.334 L of 0.112 molar NaCl with 2.12 L of 0.0343 molar Pb(NO3)2?
kmno4 h2so4 naso3 --gt?sodium sulfite and acidified potassium permanganate produces a brown partly dissolved solid
Calculate the mass (g) of CdC2O4 that will dissolve in 2000 mL of 0.357 M CdBr2 solution. The equation represents the solubility process.
The mass of purified sample of impure benzoic acid was .630g. How would I find the percentage recovery of my impure benzoic acid? And are the numbers I got in the lab reasonably correct?
In the bromination of ethane (C2H6) reaction, one wants to produce 10.0 g of C2H5Br product. How many grams of C2H6 would be needed to react with excess Br2.
Harmonic Function Morse Function Lennard Jones Function How do I determine the frequency of an absorption spectroscopy line
consider the three flasks in the diagram below. assume the temperature is held constant. when the stopcocks are closed
the half life of a second order reaction in reactant a with an initial concentration equal to 0.200 m is 45.6 sec. what
Consider a tire at 35 Celcius filled with 32 psig of O2 instead of N2. Calculate the pressure in the tire at -18 celcius
What is the pH of Na3PO4. While this is a triprotic species, you may ignore two of the Ka's and concentrate on the single Ka that is appropriate for this problem.
A 4.78 g sample of aluminum completely reacts with oxygen to form 6.67 grams of aluminum oxide. Use this date to calculate the mass percent composition of aluminum in aluminum oxide.
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