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Write a balancing equation for the reaction of potassium crbonate plus lead(11) nitrate where the products are lead (11) carbonate and patassium nitrate
Do you expect CN- anion to be affected by a magnetic field? Explain your reasoning. (d) What is the bond order of the anion CN- ? (e) What is the bond order of the neutral CN?
Determine the empirical formula of a compound that is 36.86% N and 63.14% O by the mass
to determine the number of molecules present in air using the ideal gas law and avogadros number.assuming that air
Explain for which of the following species resonance is an important property: HONO, HONO2, N3-, NO2-, NO2.
Consider a Hydrogen atom with the electron in the n = 6 shell. What is the energy of this system? (The magnitude of the ground state energy of the Hydrogen atom is 13.6 eV.)
calculate the initial reaction rate when [O3] & [NO] remain essentially constant at the values [O3]0= 7.48 x 10-6 M & [NO]0= 3.26 x 10-5M
When a dilute solution of a weak base (Ka- 3.5*10^-9) is titrated with a 0.100 M solution of HCl at 25 C, the equilibrium constant for the titration reaction has this value:
Which of the following statements regarding Lipid is NOT true. Sucrose reacts with which of these reagents. A "conjugated protein" is one which
If density of ethanol is 0.789 g/ml what is the concentration of 5 grams benzene (c6h6) dissolved into 50 grams ethanol (c2h5oh)?
The decomposition of N2O to N2 and O2 is a first- order reaction. At 730°C the half-life of the reaction is 3.58 X10^3 min. If the initial pressure of N2O is 2.10 atm at 730°C, calculate the total gas pressure after one half-life.
Calculate the molality of a solution prepared by dissolving 112. grams of copper (II) sulfate in 450. mL of water at 25 oC
Oxygen and sulfur combine to form a variety of differenet sulfur oxides. Some are stable molecules and some, including S2O2 and S2O3, decompose when they are heated
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