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What is the wavelength, in nm, associated with a 2000. kg truck traveling at a speed of 20 m/s, that is, considering the truck to be a "matter" wave?
A. 2.65*10^-29nmB. 6.02*10^-29nmC. 1.65*10^-29nmD. 7.50*10^3nmE. 1.33*10^-29nm
Using the van der Waals equation, calculate the pressure of 59.5 g of NH3 in a 5.20 L container at 47°C. The van der Waals constants for NH3 are: a = 4.17 L2xatm/mol2, b = 0.0371 L/mol.
What is the expected vapor pressure when 58.9 g of hexane (C6H14) is mixed with 44.0 g of benzene (C6H6) at 60.0 °C? Given
a) How many pi bonds are in a molecule of N2. b)What is the hybridization of the NItrogen
Which of the following types of radiation is composed of particles with a charge and mass identical to that of an electron?
What mass of H2C2O2 is required to prepare 250 mL of a 0.15 M H2C2O4 solution
h2g n2g --gt 2nh3gwhat volume of ammonia can be produced from 2.0l of nitrogen gas and 3.0l of hydrogen gas? assume
What mass of calcium metal could be obtained from one kg of limestone that is 50.0% pure CaCO3?
The excess HCl in the solution required 94.9 mL of 0.128 M NaOH for complete neutralization in a titration. What was the molecular formula of the white substance
The activity of the antibiotic penicillin slowly decomposes when stored in a buffer at pH 7.0, 298K. The time dependence of the penicillin antibiotic activity
Hydroiodic acid reduces chlorine to hydrochloric acid and iodine. Enter a balanced net ionic equation for the reaction.
Calculate the boiling point of a solution prepared by dissolving 70.0 g of naphthalene, C10H8 (a nonvolatile nonelectrolyte), in 220.0 g of benzene, C6H6. The Kb for benzene = 2.53°C/m. The boiling point of pure benzene is 80.1°C.
if 223 g of ethanol are recovered after 1.63 kg of glucose react, what is the percentage yield of the reaction
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