Ask a New Question

Asked by susan

90.92% of the atoms have a mass of 19.988 u, 0.26% of the atoms have a mass of 20.983 u and 8.82% of atoms have a mass of 21.978 u. Calculate the average atomic mass of this element
14 years ago

Answers

Answered by DrBob222
0.9092(19.988) + (0.0026*20.983) + (0.0882*21.978) = ??
14 years ago

Related Questions

Where is most of an atoms mass locted? What is the mass of all atoms in 2Fe+3O2=2Fe2O3 mass of 12*10^24 atoms of hydrogen True FalseMost of an atoms mass is found in protons and neutrons. Is most of an atoms mass found in protons and neutrons? What happens to the atoms of elements that you eat?(1 point) Responses They burn off as heat. They b... How many atoms do you think are in these compounds? 1. CO2 2. H2O 3. NaCl 4. NH3 5.Ca... how many atoms of carbon atoms are on the reactants side B)2.) For the 4 atoms below, choose "stable" or "unstable" to describe the nucleus. (4 points)(4 poi... Because most of the atoms at the core of the Sun are _____, the nuclei and electrons are stripped fr...
Ask a New Question
Archives Contact Us Privacy Policy Terms of Use