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It takes 208.4 kJ of energy to remove 1 mole of electrons an atom on the surface of rubidium metal. How much energy does it take to remove a single electron from an atom on the surface of solid rubidium? What is the maximum wavelength of light capable of doing this?
Baking soda (NaHCO3) can be made in large quantities by the following reaction: NaCl + NH3 + CO2 + H2O ---> NaHCO3 + NH4Cl If 9.41g of NaCl reacts with excesses of the other reactants and 3.81g of NaHCO3 is isolated, what is the percent yield of t..
what mass of this substance must evaporate in order to freeze 180g of water initially. heat of fusion water is 334J/g; the specific heat of water is 4.18 J/g-k.
Carbon tetrachloride, CCl4, has a vapor pressure of 213 torr at 313K and 836 torr at 353K. What is the normal boiling point of CCl4
BNCT relies on the initial targeting of tumor cells by an appropriate chemical compound tagged with 10 5 B , which preferentially concentrates in tumor cells.
Calculate the pressure (in atm) of 16.80 mol of CO2 gas in a 3.00 L vessel at 153 k with the Van der Waals equation (a=3.592 L^2 * atm/mol^2 and b=0.0427 L/mol for CO2)
1. Write all of the resonance structures for m-bromonitrobenzene. 2. Write all of the resonance structures for o-bromonitrobenzene.
what is the molarity of a solution that contains 35.0 g of vitamin b1 hydrochloride molar mass 337 gmol in 110 g of
A mole of hydrogen atoms contains 6.02 x 1023 atoms and occupies 22.4 L. How many hydrogen atoms are contained in 25.00 mL of this gas?
Give a balanced chemical equation for when liquid octane (C8H18) is combusted in oxygen gas to yield carbon dioxide gas and water vapor?
first 10 drops of copper ii sulfate was placed into two wells and then a piece of string that was completely saturated
1. Consider a process involving 1 mole of an ideal gas that takes place by the following pathway, at a constant temperature of 25oC: P1 = 2.5 atm → P2 = 0.25 atm → P3 = 2.5 atm Both steps occur irreversibly.
Need to know the experimental procedure for determining the presence of metal in the sugarcane by using atomic absorption spectroscopy
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