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What is the theoretical mass of xenon tetrafluoride that should form when 130 g of xenon is reacted with 100 g of F2? What is the percent yield if only 145 g of XeF4 is actually isolated?
Calculate the empirical formula and then determine the molecular formula of this compound using the given molar mass. b) Draw three lewis structures for molecule that satisfies the octet rule for each atom.
Write a structural formula for two different isomers of [Co(H2O)2(en)2]Cl2. Indicate the oxidation state of the Co in each case.
Consider a reaction A+B=2C having a equilibrium constant Kc=5. If the initial concentrations are [A]=2M [B]=3M and [C]=0M, calculate the equilibrium concentration of [A],[B] and [C]
How many moles of aluminum atoms, Al, are needed to combine with 0.133 mol of O atoms to make aluminum oxide, Al2O3?
Draw the expanded structural formula for the following condensed formula.
What NaCl concentration results when 234 mL of an 0.640 M NaCl solution is mised with 6.52 mL of a 0.450 M NaCl solution
The vapor pressure of liquid Nickel at 1606° C is 0.100 torr, whereas at 1805° C, its vapor pressure is 1.000 torr. At what temperature does the liquid have a vapor pressure of 2.500 torr
The boiling point of ethanol is 78.3 C. Calculate the D S for vaporization of 0.5 mol of ethanol.
What is the empirical formula of a hydrocarbon if complete combustion or 6.000 mg of the hydrocarbon produced
A solution is prepared by dissolving 0.16 mol of acetic acid and 0.16 mol of ammonium chloride in enough water to make 1.0 { L} of solution. Find the concentration of ammonia in the solution.
At 900 degrees C, titanium tetrachloride vapor reacts with molten magnesium metal to form solid titanium metal and molten magnesium chloride
how many constitutionally isomeric monochlorides can be formed on free-radical chlorination
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