Which has more atoms: a 1-gram sample of carbon-12 or a 1-gram sample of carbon-13?

A. a 1-gram sample of carbon-13
B. a 1-gram sample of carbon-12
C. They have the same number of atoms.
D. More information is needed.


Answer: B

Environmental & Atmospheric Sciences

You might also like to view...

The atomic number is the number of

A. atoms in a molecule. B. protons in the nucleus of its atom. C. nuclei in a molecule. D. electrons in an atom. E. protons and neutrons in an atom.

Environmental & Atmospheric Sciences

What technology, new in the late 19th century, increased the demand for copper worldwide?

A) The automobile B) Cartridge style bullets C) Electricity D) Lead-free plumbing

Environmental & Atmospheric Sciences

In most ecosystems, the original source of energy for the living things in the system is _____.

A) the heterotroph B) glucose C) the primary producer D) the sun

Environmental & Atmospheric Sciences

Seawalls stabilize beaches producing renewed deposition on the beach

Indicate whether the statement is true or false

Environmental & Atmospheric Sciences