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Explain what type of radiation, such as ultraviolet, visible, or infrared would be needed to cause ionization of the hydrogen atom? Briefly explain
Write the net ionic equation for the cell and identify which half cell will be cathode A cell constructed with a Ag/Ag+ half-cell and a Cu/Cu+ half cell.
Since there isn't an oxygen or some other electronegative atom in the molecule I'm not sure which peaks are which.
A 40.2 g piece of solid iron (Fe(s)) heated to 105? is dropped into 100.0 g of water at 54.2?. Given that the specific heat capacities of Fe(S) and water are 0.450 J/g? and 4.184 J/g, respectively, what is the final temperature of the system
What is the lone pair?
The beginning of the quetsion The value is called Avogadro's number. The term formula unit is a generic phrase that can mean a molecule, atom, ion, or whatever is represented by the chemical formula.
Sodium-24 is used to treat leukemia and has a half-life of 15 hours. A patient is injected with a salt solution containing sodium-24. What percentage of the 24Na remained after 48 hours
Provide a complete mechanism for the formation of 1,4-di-t-butylbenzene from t-butyl benzene, AlCl3, and t-butyl chloride. provide all resonance and intermediates. why is para preferred over meta and ortho
If solubility of a gas is 7.5 g/L at 404 kPa pressure, what is the solubility of the gas when the pressure is 2021 kPa?
What mass of cesium bromide must be added to .500 L of water (d=1.00g/mL) to produce a 0.144 m solution
If a process is carried out at constant pressure P and the volume V of the system decreases, then V is (negative, positive) and the work w is (negative, positive, zero).
Calculate the number of 222Rn isotopes (t1/2 = 3.8 d) at the beginning and end of 35 days. Assume STP conditions.
how many moles of magnesium oxide are produces by the reaction of 3.82g of magnesium nitride with 7.73g of water? how many grams of excess reactant is left over?
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