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1. Galvanization is applying a coating of: (1) Cr (2) Cu (3) Zn (4) Pb
2. Which of the following atoms has the highest first ionization energy? (1) Na (2) K (3) Sc (4) Rb
3. In the Hofmann bromamide degradation reaction, the number of moles of NaOH and 2 Br used per mole of amine produced are:
Explain how you would prepare this buffer solution. Be specific about the volumes of the solutions you would use.
Problem- Consider a solution that contains Cu2+ and 50.0 mM of Bi3+. If I hold this solution at 34.5 degrees C, at what solution concentration of Cu2+ would Bi3+ be reduced as well?
describe an incident fire spill explosion etc you have experienced or research one on the internet professional journal
How many mL Hydrochloric acid of 0.1 M must be added to 100 mL of a 0.2 M solution of tris base to form a buffer ( pH 7.8)?
A small piece of zinc reacts with dilute HCl to form H2, which is collected over water at 16°C into a large flask. The total pressure is adjusted to barometric pressure (752 torr), and the volume is 1544 mL.
Which of the following pairs of molecules is listed in order of decreasing net dipole moment (from more polar molecule to less polar molecule)
Assume that the electrode follows the Nernst equation, the temperature is at 25°C, and that the activity coefficient of X is 1.
compare the structures of amino acids, dipeptides, polypeptides, and proteins. which has the largest molecular mass. the smallest.
Determine the number of moles of O2 produced by the decomposition of 213 g of NaClO3.
If a second-period diatomic molecule has 5 electrons in its valence shell (total of 2s and 2p electrons), what is the predicted bond order of the molecule
Problem- A) What is the main difference between the isotherms above and d below the critical temperature Tc? Which equation can describe their behavior perfectly and which can describe them only approximately? Why?
An aqueous solution containing 7%w/w of sodium carbonate is fed to the reactor at a rate of 100 kg min.1, where it mixes with a gas stream containing 70 mol% CO2 and 30 mol% air. All of the sodium carbonate in the feed reacts to form sodium bicarbona..
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