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@X@user.full_name@X@ @GMU: What is the molecular shape of Xe…

@X@user.full_name@X@ @GMU: What is the molecular shape of XeF4 ?

Published October 28, 2024
Categorized as Uncategorized

@X@user.full_name@X@ @GMU: What is the arrangement of charge…

@X@user.full_name@X@ @GMU: What is the arrangement of charge clouds (electron pairs) around the central atom in H2Se?

Published October 28, 2024
Categorized as Uncategorized

@X@user.full_name@X@ @GMU: The average speed of NO molecules…

@X@user.full_name@X@ @GMU: The average speed of NO molecules (atoms) was 627.3 m/s. What was the temperature of the gas?

Published October 28, 2024
Categorized as Uncategorized

@X@user.full_name@X@ @GMU: An unknown gas effused through a…

@X@user.full_name@X@ @GMU: An unknown gas effused through a porous membrane 5.932 times slower than H2. Which of the substances below must be the gas?

Published October 28, 2024
Categorized as Uncategorized

@X@user.full_name@X@ @GMU: The density of a particular gas i…

@X@user.full_name@X@ @GMU: The density of a particular gas is 1.4352 g/L at 694.14 mm Hg and 21.53 °C. What is the molecular mass of the gas?

Published October 28, 2024
Categorized as Uncategorized

@X@user.full_name@X@ @GMU: What is the mole fraction of C2H6…

@X@user.full_name@X@ @GMU: What is the mole fraction of C2H6 in a mixture of 11.90 g of C2H6 and 0.9818 g of He?

Published October 28, 2024
Categorized as Uncategorized

@X@user.full_name@X@ @GMU: An unknown gas effused through a…

@X@user.full_name@X@ @GMU: An unknown gas effused through a porous membrane 1.210 times faster than CO2. Which of the substances below must be the gas?

Published October 28, 2024
Categorized as Uncategorized

@X@user.full_name@X@ @GMU: How much work has been done when…

@X@user.full_name@X@ @GMU: How much work has been done when the volume of a gas changes from 10.76 L to 17.63 L at a constant pressure of 1.856 atm and temperature?

Published October 28, 2024
Categorized as Uncategorized

@X@user.full_name@X@ @GMU: A flexible container was filled w…

@X@user.full_name@X@ @GMU: A flexible container was filled with 0.1146 mol of NH3 at a volume of 15.39 L. How many liters of this gas would there be if the number of moles increased to 0.1795 mol? Assume pressure is constant.

Published October 28, 2024
Categorized as Uncategorized

@X@user.full_name@X@ @GMU: Draw the lewis dot structure of N…

@X@user.full_name@X@ @GMU: Draw the lewis dot structure of NH3. How many lone-pairs of electrons (first) and bonding pairs of electrons exist on the molecule NH3?

Published October 28, 2024
Categorized as Uncategorized

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