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What is the hydronium-ion concentration in a solution formed by combining 150 mL of 0.10 M NaOH with 50 mL of 0.30 M HCL?
Ba(OH)2(aq) + 2HCl(aq) -> BaCl2(aq) + 2H2O
A) 0.015 MB) 0.10 MC) 0.30 MD) 1.0 x 10^-7 ME) 1.7 x 10^ -13 M
methane and hydrogen sulfide form when 36g H2 reacts with carbon disufide. Calculate the percent yield if the actual yield of CH4 is 69.8
How many grams of iron are needed to produce 2.85 L of hydrogen gas according to the following reaction at 25oC and 1 atm
Calculate the number of moles in each of the following quantities.a) atoms of each element in 3.35 moles of aspirin(C9H8O4)
The object ofthis problem is to determine V40, the required volume ofthe 40% mixture. Calculate V40 and do a degree-of-freedom analysis.
Write the structural formula of a compound with an unbranched chain of five carbon atoms that is an alkanal, Consider E/Z stereochemistry of alkenes. Do not show stereochemistry in other cases.
At 1000 K, a sample of pure NO2 gas decomposes. 2 NO2(g) ->2 NO(g) + O2(g) The equilibrium constant KP is 158. Analysis shows that the partial pressure of O2 is 0.44 atm at equilibrium. Calculate the pressure of NO and NO2 in the mixture.
What bond angles do you expect for each of the following? (a) The F---S---F angle in SF2 (b) The H---N---N angle in N2H2 (c) The F---Kr---F angle in KrF4 (d) the Cl----N----O angle in NOCL
The mercury in a .8142g sample was precipitated with excess of H5IO6. The precipitate was filtered and washed free of the precipitating agent, and .4114g was recovered. Calculate the % of Hg2Cl2 in the sample
What is the percent ionization of a solution prepared by dissolving 0.0223 mol of chloroacetic acid, HC2H2O2Cl) in 1.80 L of water?
When maleic acid is heated to about 100C it forms maleic anhydride, however fumaric acid requires a much higher temperature (250-300C) before it dehydrates
if the transition state has a smaller volume than the reactants (deltaV double dagger
Complete and balance the following redox equation thatoccurs in acidic solution using the set of smallest whole-numbercoefficients. What is the sum of all the coefficients in the equation? PbO2(s) + Cl^- ? Pb^2+ + Cl2(g) (acidic solution).
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