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1. an automobil gasoline tank holds 24 gallons. If the tank were filled in Paris, France, how many liters would it take to fill the tank?
2. The road sign along the super highway to Mexico City set the speed limit at 110 km/hr. Waht would be the reading in miles per hour on your speedometer?
3. Find the volume in cubic centimeters of a box 25 mm x 12 cm x 0.20 m. How many grams of water should the box hold. The density of water is 1 g/mL and 1 cubic centimeter equals 1 mL.
A system absorbs 192 kj of heat and the surroundings do 110 kj of work on the system. what is the change in internal energy of the system.
The determination of iron in industrial waste stream is often carried out by reacting the water sample with o-phenanthroline to form a red-orange complex that absorbs at 510 nm.
How many moles of N2 are produced by the decomposition of 1.80 mol of NaN3?
Calculate the pH during the titration of 100.0 mL of 0.200 M HCl with 0.400 M NaOH. First what is the initial pH (before any NaOH is added
A solution of malonic acid, H2C3H2O4 was standardized by titration w.1000M NaOH solution. If 20.76 mL of the NaOH solution were required to neutralize completely 13.15 mL of the malonic acid solution
Calculating the equilibrium constant (Keq) for the given reactions - Determine the Keq for the following reactions
KCL,KCLO3, and MnO2 having a total wight of 23.584 was jeated tp decompose the KCLO3. After heating, the mass was found to be 22.347g. how many moles of oxygen gas was evolved.
Devise a suitable reaction sequence in which each of the following compounds can be prepared from benzene in good yield. Assume ortho and para isomers are separate from one another, and use any other reagents you desire.
An aqueous solution is 22.0% by mass silver nitrate, AgNO3, and has a density of 1.22 g/mL. What is the molarity of silver nitrate in the solution?
How much heat is needed to convert 10.0 g of ice at -25.0ºC to water at 80.0ºC?
At 4.00 rm L, an expandable vessel contains 0.864 mol of oxygen gas. How many liters of oxygen gas must be added at constant temperature and pressure if you need a total of 1.96 mol of oxygen gas in the vessel.
Consider that a benzene molecule could fit nicely within a two-dimensional square box with each side having length of 5 degree A. a. Calculate the four lowest energy levels for an electron confined
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