A measurement of 0.00254 g is the same as
a. 0.254 mg.
b. 25.4 mg.
c. 254 mg.
d. 2.54 mg.
e. none of these.
d
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Hydrogen gas seems to have a diffusivity of about 2.6 x 10^-13 m^2/s when diffusing into iron at 770 K. What would you expect the rate of diffusion or mass flow rate per unit area of hydrogen to be when stored in an iron container at 5 atmospheres pressure, assuming the density of hydrogen at 1 mm in the iron from the containing surface to be 5% of the normal hydrogen density, given by p/RT?
What will be an ideal response?
The lack of water on Venus is the result of ________ of the water molecules into its component atoms by solar ultraviolet radiation
Fill in the blank(s) with correct word
The density of a _________ is greater than the density of a _________
a. white dwarf; neutron star b. neutron star; black hole c. pulsar; neutron star d. pulsar; white dwarf e. white dwarf; black hole
In the diagram below label each of the major divisions of Earth's interior