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Two reactions have the same activation energy, but their rates at the same temperature differ by a factor of 10. Explain.
Calculate the pH of the solution made by adding 0.50 mols of HOBR and 0.30mols of KOBR to 1.00L of water. The Ka value of forHOBR is 2.0x10 ^-9.
Include square brackets around the coordination complex. Do not include the oxidation state on the metal. Use parentheses only around polyatomic ligands. For ethylenediamine use (en) in the formula.
What is the molarity of calcium hydroxide solution if the titration requires 74.70 ml of the acid to reach the endpoint?
A 50.0 mL sample of vinegar (density = 1.06 g/mL) was diluted to 500.0 mL. Titration of a 50.0 mL aliquot of this solution required 42.5 mL of 0.0900 M NaOH to reach the end point. Determin the acid content of the vinegar as wt. % acetic acid.
How much heat in kilojoules is required to warm 10.0 g of ice, initially at -10.0^\circ C, to steam at 110^\circ C. The heat capacity of ice is 2.09 {\rm J}/{\rm g} ^\circ {\rm C} and that of steam is 1.84
rom your initial observations, you suspect that the two beakers contain the same compound. Describe, in general terms, some experiments in a laboratory that you could do to help prove or disprove that the beakers contain the same compound.
What kind of bond is being made with the orbitals between M and C, σ or Ï€? Predict what will happen to the strength of the CO bond in a metal â€"CO complex as compared to CO alone.
Given the reactant side of the total ionic equation for the neutralization reaction of ammonium hydroxide (NH4OH) with hydrochloric acid (HCl), write the total ionic equation
What mass of natural gas (CH4) must burn to emit 470. kJ of heat? CH4(g) + 2 O2(g) CO2(g) + 2 H2O(g).
At a certain temperature and pressure 2.8 L of N2 reacts with 4.2 L of O2. If all the N2 and O2 are consumed, what volume of N2O3, at the same temperature and pressure.
What are the products of a double displacement reaction involving sodium hydroxide and hydrochloric acid
What volume in liters of 0.94 M KOH solution should be added to a 0.090 L solution containing 9.1 g of glutamic acid hydrochloride
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