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(Limiting reactant problem)
A mixture of 1.50 mol of Al and 3.00 mol of Cl2 is allowed to react. How many moles of AlCl3 are formed according to the following balanced equation?
2 Al (s) + 3 Cl2 (g) → 2 AlCl3 (s)
6.00 mol
1.00 mol
2.00 mol
3.00 mol
1.50 mol
Problem- To resolve an object in an electron microscope, the wavelength of the electrons must be close to the diameter of the object. What kinetic energy must the electrons have in order to resolve a protein molecule that is 6.20 nm in diameter?
that the density of all solutions is 1.00 g/mL, and the volumes are additive. calculate the q for the reaction and calculate q for the neutralization of one mole of NaOH
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Calculate the volume the gas will occupy if the temperature is increased to 175 degree Celcious while the pressure is held constant.
The solubility of barium hydroxide in water at 20 degrees Celsius is 1.85g/100 water. a solution is made up of 256 mg in 35.0 g of water. is the solution saturated. if not . how much more barium hydroxide needs to be added to make a saturated solu..
Calculate thePH at the equivalence point in titrating 0.100 M solutions of each of the following with 9.0×10^ 2 M NaOH... calculate the ph for HCLO2
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arrange the elements in order of decreasing first ionization energy.elementradiuselement x 107element y 198element z
as a result of a chemical spill benzene is evaporating at the rate of 1 gram per minute into a room that is 6 m 6 m 3
A compound contains merely carbon, hydrogen and oxygen. Combustion of 0.01068g of the compound yields 0.01601 g of CO2 as well as 0.00437 g of H2O. The molar mass of the compound is 176.1 g. Explain what are the empirical and molecular formulas of..
Which of the following ions is least likely to form colored compounds- a)Mn^2+ b)Cr^5+ c)Sc^3+ d)Fe^3+ e)Co^2+
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