Which of the following is/are true? a The atomic radius of hydrogen is 37 pm
b. The atomic radius of chlorine is 99 pm
C The atomic radius of bromine is 114 pm
d All of the above

How to convert a density of 0.791g/cm3 to lb/ft3

This image is an example of a(n) a) atom. b) compound. c) mixture. d) molecule.

Ican determine the molar mass of an element by looking on the under the atomic mass for the element. for example the molar mass of phosphorus is 30.974 grams/mole. avogadro’s number tells me the amount of representative particles in 1 mole of any substance. this means 12.011 gram sample of carbon and a 32.0 gram sample of sulfur have the same number of atoms.