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An atom of aluminum (Al) has a diameter of about 1.2 10-8 cm. (a) What is the radius of a(n) aluminum atom in Angstroms (Å)? Å What is the radius of a aluminum atom in meters (m)? m (b) How many aluminum atoms would have to be placed side by side to span a distance of 6.0 µm? atoms (c) If the atom is assumed to be a sphere, what is the volume in m3 of a single aluminum atom? m3 Can u show me how to do steps B & C in detail?
Write the structural formula of the main organic product of the following reaction between an alcohol (CH3OH), tosyl chloride, and then a nucleophile (CH3S-).
what are the equilibrium concentration of N2 C. If the initial concentration of NO is 0.177M , what are the equilibrium concentration of O2
A 4.00 g sample of an aluminum-copperalloy reacts with excess hydrochloric acid. The 2.81 L of H2(g) produced is collected over water at a barometric pressure of 758.4 mmHg and 19°C. What is the mass percent of aluminum in the alloy
How many grams of silver nitrate does it take to react completely with 7 mol Cu?
Calculate the work, heat, energy and enthalpy change upon: a) expansion by 3.3 L at p=const (isobaric). b) isothermal expansion by 3.3. L against a constant external pressure of 30.0 kPa c) reversible isothermal expansion by 3.3 L.
The solubility of lanthanum iodate at a certain temperature is 9.55 x 10^-4. What is the Ksp of this compound at that temperature
The use of high salts, e.g. "salting out" is a common technique used during protein purification. Describe the chemical process underlying this method.
If your chemistry book weighs 2 kgs, and you needed to lift the book from the floor to a shelf 150 cm high, calculate the energy in J required to lift the book from the floor to the shelf 100 times.
Aerosol cans have a label that warns the user not to use them above a certain temperature and not to dispose of them by incineration. Even an empty can contains residual gaseous propellant.
calculate the final pressure, as well as q, w, ?U, and ?H. the gas is expanded isothermally and reversibly until the volume doubles
What is the chemical formula of the salt produced by the neutralization of nitric acid with calcium hydroxide?
Ksp for PbCrO4 at 25oC is 2.0 x 10-14. A sample of 1.000 mg of PbCrO4 is added to 1.0 L of water at this temperature.
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