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For the decomposition of gaseous dinitrogen pentoxide (shownbelow),
2 N2O5(g).....> 4NO2(g) + O2(g)
the rate constant is k = 2.8 10-3 s-1 at 60°C. The initial concentration of N2O5 is 1.52 mol/L.
(a) What is [N2O5] after 5.00 min? _____mol/L
(b) What fraction of the N2O5 has decomposed after 5.00 min?
Ultra-high-vacuum experiments are routinely performed at a total pressure of 1.0x10^-10 torr. Calculate the mean free path of N2 molecules at 350K
Explain Milk of Magnesia is a suspension of magnesium hydroxide in water. A common medicine, it is frequently used as an antacid for the reason that it neutralizes hydrochloric acid in the stomach
What is the molar solubility of CaF2 in 0.10 M NaF solution at 25°C? The Ksp for CaF2 is 1.5 x 10^-10
mg3n2s 3 h2ol 3 mgos 2 nh3ghow many moles of magnesium oxide are produced by the reaction of 3.82g of magnesium
question 1based on their ground state electron configurations alone rank these molecule in order of bond length from
The hydrolysis of sucrose to fructose is first order in sucrose with a half-life of 2.3e+03 s at some temperature. 1.What fraction of sucrose, expressed as a percent, would hydrolyze in 2.8 hours
Solve the following equation for X. Remember to balance the equation. Xe + 2F2 -> X In the above question we see the reaction between Xe and fluorine gas F2
Phosphate systems form necessary buffers in organisms. Compute the pH of a buffer made by dissolving .8mol of NaOH in .5L of 1M H3PO4.
Calculate the pH of the final solution after 250 mL of a 0.157 mol dm-3 solution of HCl is added to 500 mL of a 0.103 mol dm-3 solution of NaCN (Ka HCN = 6.2 × 10-10).
Menthol is a crystalline substance with a peppermint taste and odor. When 1.65 g of menthol is dissolved in 25.0 g of cyclohexane, the freezing point of the solution is lowered by 8.78 °C. The freezing point and Kf constant for cyclohexane can ..
Write the anode half-reaction for the electrolysis of aqueous sodium chloride and sodium sulfate
When hcl and nahco3 are mixed together, a chemical reaction takes place in which a gas is one of the products. What is the molar mass of a sample of gas
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