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Write the equalities and conversion factor to complete the following problems. Use scientific notation and the correct number of significant figures. 6.3 x 10-6 uL=______________L (ten power to the negetive six)
An unknown metal sample is subjected to a beam of monochromatic light with a wavelength of 322 nm. Electrons are ejected from the metal surface with a velocity of 5.20 x 105 m/s. What is the threshold frequency of the metal?
What is the molecular weigh of acetic acid that will form 2 moles of CO2 assuming complete combustion.
Which substance would you expect to have a higher melting temperature, ethane, made with 2 carbon atoms (two methanes stuck together), or octane with carbon atoms (eight methanes stuck together)?
state three disadvantages of the wittig
A baseball weighs 220 g. Top speed for a professional pitcher is about 100 mph when he throws a fast ball. Find the de Broglie wavelength (in nm) associated
If 31.82 g of a metal oxide reacted with excess carbon and 4.08 L of CO2 formed at 100 C and 1.5 atm what is the identity of the metal
what is methanols vapor pressurenbspit boils atnbsp65.0 degc and has a heat of vaporization deltahvap 37.4 kjmol. at
Light in a vacuum travels at a speed of 3.00x10^8 m s^-1. Pluto's average distance from the sun is 3.6 billon miles. How many minutes does it take sunlight to reach Pluto
What would the potential of the iron solution be if it were measured with respect to a saturated silver/silver chloride electrode. With respect to the standard hydrogen electrode
The haloform reaction is executed in this experiment to synthesize benzoic acid from a methyl ketone, acetophenone. Provide an explanation for the following steps in the procedure. a) Why is acetone added at the end of the reaction
Ionic Radii of Cations Part A Rank the following ions in order of decreasing radius: Rb^+, K^+, Li^+, Cs^+, and Na^+. Use the periodic table as necessary. Rank from largest to smallest radius
Calculate the mole ratio of iron used to copper produced. Express this ratio as a simple whole-number ratio.
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