Answer:
there are no examples but 1 example is H2O which has 2 elements combining a compound.
Explanation:
A liquid becoming a gas. For instance water (liquid) turns into steam (gas).
This is late but for anyone else who needs it...It's D. Far left
Carbon -13 has 7 neutrons and carbon -12 has six neutrons. Carbon -12 is the most common isotope of Carbon. Carbon -14 is radioactive and vary rare. The symbols for the isotopes of Carbon atoms shown here indicate they each have six protons but mass numbers of 14, 13, and 12. Hope this helps. :)
Explanation:
Here are the answers. Do note that I had to convert the enthalpy to joules and temperature to Kelvin to make the unit for entropy work out.