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If the copper is drawn into wire whose diameter is 7.50 , how many feet of copper can be obtained from the ingot? The density of copper is 8.94 . (Assume that the wire is a cylinder whose volume is , where is its radius and is its height or length.)
A solution of iodine was standardized with ascorbic acid. A 0.1150 g sample of ascorbic acid required 28.37 mL of I2 to reach a starch end point. Calculate the molarity of the iodine solution.
As mentioned in the text, Ni3Al is used in the turbines of aircraft engines because of its strength and low density. Nickel metal has a cubic close-packed structure with a face-centered cubic unit cell
The addition of H2 to double bonds is an important reaction used in the preparation of margarine from vegetable oils. If 50.0 mL of H2 and 50.0 mL of ethylene (C2H4)are allowed to react at 1.5 atm, the product ethane (C2H6) has a volume of 50.0 mL..
Conclude the range of pressures that this system can exists as 2 phases By imagine Raoult's law is applied to the system
when 0.800 grams of NaOH is dissolved in 100.0 grams of water, the temperature of the solution increases from 25.00 degree to 27.06 degree .
What mass of silver chloride will be recovered if excess sodium chloride is added to 500 mL of solution containing 10.79g of Ag+?
Suppose that you obtain 1.0 g of salicylic acid from the hydrolysis of 1.3 mL of methyl salicylate. Calculate your percent yield.
How many grams of H2O can be cooled from 45 degrees C to 15 degrees C by the evaporation of 63 grams of water.
A sample of oxygen that occupies 2.5 × 10-6 mL at 508 mm Hg is subjected to a pressure of 1.2 atm. What will the final vol ume of the sample be if the temperature is held constant?
description of the mechanism of this reaction? tertiary carbanion, 2-methylpentoxonium ion, sp hybridized pentyne, vicinal dihydroxide, or hydroxide ion.
If the total mass of H2O produced is 22.0 grams, what was the approximate mass of the methane in the original mixture?
Gaseous ammonia reacts with oxygen gas to produce gaseous nitrogen monoxide and liquid water. If 750 grams of ammonia and 750 grams of oxygen gas were mixed
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