The atomic mass of carbon-13 is 13. it has six protons. how many neutrons does this isotope have?

What is lincoln's purpose in writing this speech? question 1 options: to stress the difficulties of war to honor those who died in the war to call for an end to the war to call the country to join a new war

Geothermal energy for industrial use is available almost anywhere. a.true b.false

Jose and eric were given four samples in lab. the results of their analysis are shown in the table. based on the data they collected, which sample is most likely a metal?