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Suppose that 28g of each of the following substances is initially at 25.0^\circ C. What is the final temperature of each substance upon absorbing 2.30kJ of heat? Express in two significant figures a. Gold b. Silver c. Aluminium d. Water
Consider the acid-catalyzed cleavage of propylene oxide with 1-propanol. Provide abbreviated structural formulas for the protonated epoxide substrate and of 1-propanol
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
Aluminum forms a layer of aluminum oxide when exposed to air which protects the bulk metal from further corrosion.
Determine the concentration of the original Na 2 C 2 O 4 solution and disodium oxalate in the presence of excess acid.
5000 barrels of 28O API gas oil are blended with 20,000 bbl of 15O API fuel oil. What is the density of the mixture in lbm/gal and lbm/ft3.
what is the expected boiling point of a brine solution containing 30.00g of KBr dissolved in 100.0g of water?
How would you separate a mixture of eugenol and cholesterol
Suppose that a hotplate transfers 325KJ of energy to 450g of liquid water at 20C. What mass of the water would be boiled away
What is the pH of a solution prepared by dissolving 11 mmol of a weak base in 350 mL of a 0.199-M solution of its conjugate acid
How many grams of sodium nitrite must be added to a 75.0 mL of 0.050M nitrous acid (Ka=4.5 x 10^-4) to create a solution that has a final pH of 4.20 (assume no volume change)
Determine the characteristic wavelengths if an electron are accelerated through an electric potential to a kinetic energy of 18kev.
Titanium is a strong, lightweight, corrosion-resistant metal that is used in rockets, jet engines, and bicycle grams. It is prepared by the reaction of titanium (IV) chloride with molten magnesium between 950 and 1150 degrees C via the following r..
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