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A sample of oxygen gas is collected over water at 23 0C. The "wet" gas had a volume of 6.95 L at a barometric pressure of 951 torr. The vapor pressure of water at 23 0C is 21.1 torr. What is pressure of the dry gas? How many moles of oxygen are in the sample? [R = 0.08206 atm.L/mol K]
According to the activity series, which of these metals will react with most acids to produce H2 gas?
One of the first steps in the enrichment of uranium for use in nuclear power plants involves a displacement reaction between and aqueous HF.
The resulting solution required 13.73 mL of 0.176 mol L?1 NaOH(aq) to neutralize the excess, unreacted HCl. What was the percentage by mass of Mg(OH)2 in the original sample. When Mg(OH)2 or Al(OH)3 reacts with HCl(aq), the products are a chloride..
Write the equilibrium mass balance expressions for the following equilibrium in terms of (a) KC and (b) KP.
write the expression for the base dissociation constant for hydrazine, N2H4, a weak base. Hydrazine reacts with water to form the N2H5+ ion.
your chemiluminescence reaction will actually occur very slowly in air. what component of air will bring about this
A 0.500 L solution of 7.50 M hydrochloric acid is used to neutralize a 250.0 g sample of calcium hydroxide. Calcium chloride - a chemical used to control highway dust, strengthen concrete mixes, and add flavor to foods - is produced by the reactio..
Draw and name all of the structural isomers that are ketones with five carbon atoms in its longest chain and the molecular formula C5H10O.
Problem- If you had a mixture of sodium chloride and sodium carbonate, adding sulfuric acid would not allow you to identify that both chloride ion and carbonate ion are present. Why
Question- How many miligrams of CO2 and H2O are produced from the complete combustion of 5.745 mg of C10H7OH?2 C10H7OH + 23 O2 ---> 20 CO2 + 8 H2O
What are (e) the magnitude and (f) the direction of Tarzan's acceleration just then?
The pressure at the discharge of a water pump is 100 psig and the temperature of the water is 80 Deg C. Find the equivalent HEAD in Feet.
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