Verify the value for the density of an atomic nucleus given above (2×10¹⁴ g/cm³) for a spherical atom with a mass of 1 u (which = 1.660 540 x 10⁻²⁷ kg). recall that the volume of a sphere is given by v=4/3×π×r³.

Which organism develops breathing organism develops breathing organs from pharyngeal arches? shark, spider, sea star, sea horse

What are the advantages of using the metric system? designed as a decimal system making conversions simpler more accurate system of measurement has prefixes that correspond to an amount to use with all base units used by the entire scientific community

Concentrations expressed as a percent by mass are useful when the solute is a a. liquid b. gas c. solid