Value of the rate constant
For the reaction, A = B + C, the rate law is k[A]. If it takes 80.0 seconds for 70.0% of a 10.0 gram sample of A to be transformed into products, what is the value of the rate constant?
Explain and show the steps for how you got the answer
Now Priced at $5 (50% Discount)
A rigid tank contains 1.50 moles of an ideal gas. Determine the number of moles of gas that must be withdrawn from the tank to lower the pressure of the gas from 29.2 atm to 5.20 atm.
Does this reaction occur at the anode or the cathode? Explain your answer. Explain what will happen to Zn over time.
If 25.00 mL of 0.20 M HCl is titrated with 0.20 M NaOH, what is the pH of the solution after the addition of 20.00 mL of NaOH?
Fe2O3 + 3CO------2Fe + 3Co2 suppose that 1.14x 10^3kg of Fe is obtained from 1.82x 10^3 kg of samples Fe2O3. Assuming that the reaction goes to completion. What is % purity of Fe2O3 in orginal sample
Write the balanced formula unit equation for the reaction stated above.
Calculate the heat released when 211 g of water at 23.0 oC is converted to ice at -10.0 oC. The specific heat of liquid water is 4.184 J/g . oC, the specific heat of ice is 2.09 J/g . oC, ΔHfus = 6.01 kJ/mol.
A 3.00-g sample of an alloy (containing only Pb and Sn) was dissolved in nitric acid(HNO3). Sulfuric acid was added to this solution, which precipitated 2.93 g of PbSO4. Assuming that all of the lead was precipitated, what is the percentage of Sn
Calculate the pH of a solution prepared by dissolving 200.0 mg of Ba(OH)2 (171.3 g/mol) to 100.0 mL of solution. Suppose that T= 24 °C and that it is an aqueous solution.
A second order reaction of the type A + B--> P was carried out in a solution that was initially .075 mol dm^-3 in A and .050 mol dm^-3 in B. After 1.0 h the concentration of A had fallen to .020mol dm^-3 a)Calculate the rate constant b)What is
determine the bond angles of BF3 and CH2O and comment on why the angles are different.
Start Excelling in your courses, Ask an Expert and get answers for your homework and assignments!!