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How many grams of Ag can be formed from 9.50 grams of Ag2O in the equation: 2Ag2O (s) ? 4Ag (s) + O2 (g)?
How many moles of NaOH would be required to completley neutralize 37.22mL of 0.25M HCl.
Suppose you carry out a kinetics experiment on this reaction with initial concentrations [A] = 10.0 M and [B] = 0.025 M, and you follow [B] vs. time. Describe the plot you would get. What is the value of the observed rate constant?
The generalized van der Waals chemical potential of a pure solvent and a dilute solute in a solvent
Calculate the partial pressure of each gas in the container. Express the pressure values numerically in atmospheres, separated by commas.
Calculate ΔH° for the reaction -> 2 K(s) + 2 H2O(l) 2 KOH(aq) + H2(g) A 4.85-g chunk of potassium is dropped into 1.06 kg water at 24.0°C.
Add charges, single electron dots, and/or pairs of dots as appropriate to show the Lewis symbols for the most stable ion of each element. Treat as the valence shell in all cases. To add formal charges, click the button below (which will turn yello..
what is the molar mass of the protein? A solution of 7.50 mg of a small protein in 5.00 ml of aqueous solution has an osmotic pressure of 6.80 torr at 23.1 degrees celcius.
You are the Science Officer on the Starship Enterprise and you come across a new planet. You find that no light with wavelength less than about 650 nm reaches the surface of the planet.
Explain the structural feature of Acetanilide molecule - Identify one structural feature of the acetanilide molecule
The solubility of oxygen in lakes high in the Rocky Mountains is affected by the altitude. If the solubility of O2 from the air is 2.67 × 10-4 M at sea level and 25°C.
Calculate OH- of each aqueous solution using the following H3o+ A baking soda 1.0 X 10-8M B orange juice 2.0 X 10-4
What is the [H3O+] and the pH of a buffer that consists of 0.21 M HNO2 and 0.57 M KNO2? (Ka of HNO2 = 7.1*10^-4) Define What is the component concentraion ratio
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