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Arrange the atoms I, Zr, Ag, and rb for smallest to largest first ionization energy. what does this say about metals vs nonmetals
A baseball pitcher's fastball is clocked at 100 miles per hour (mph). Calculate the wavelength of a 141 g baseball in nm at this speed.
130 mL of an HCl solution with pH of 3.90 is added to 200 mL of an HNO3 solution. The resulting solution is 1.40 mL. What was the pH of the original HNO3 solution?
The most important commercial process for converting N2 from the air into nitrogen-containing compounds is based on the reaction of N2 and H2 to form ammonia (NH3)
A certain reaction has an activation energy of 27.03 kJ/mol. At what Kelvin temperature will the reaction proceed 3.00 times faster
What volume of O2, measured at 25C and 1.00atm, is expelled when 425ml of water saturated with O2 is heated from 0 to 25C?
assign oxidation numbers to all the elements in each of the following compounds or polyatomic ions: a)C2H3O2^- b)AlCl3 c)NH4^+ d)HBrO4
Calculate the heat of reaction for the same reaction where water is a gaseous product instead of a liquid.
the two rarest non-radioactive elements are ruthenium and rhodium, each with an abundance of 1x10^-4 g/t. What is the total mass of each of these elements in the Earth's crust (1 t = 1000kg)?
Consider one mole of a monatomic ideal gas at 300 K that udergoes a free expansion from a volume of 1m^3 to 10 m^3. a). How much does the chemical potential of each molecule in the gas change?
How do you rank compounds in order of increasing/decreasing phosphoryl group transfer potential. How do you tell which one has the highest potential
Your body needs a small amount of sodium ion, Na1+, which your body gets by consuming table salt, or NaCl. Explain what role Na1+ plays in your body and what happens if you get too much or too little. Also find five foods that are high in sodium a..
what is the concentration of toluene in air produced by vaporizing 1 ml of liquid toluene into clean air to produce a total volume of 100 liters? Toluene has a molecular weight of 92
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