The table shows some characteristics of two different atoms. What can you infer about atoms 1 and 2? A. they are from elements of different chemical properties.

B. they are from elements of different rows in the periodic table.

C. They are isotopes of the same element

D. They are molecules of the same element​

Which is the best predictor of the radioactive nature of an isotope? o the proton-to-electron ratio the neutron-to-proton ratio o the neutron-to-electron ratio the electron-to-proton ratio

What causes the development of most clouds and precipitation in the atmosphere?

The amount of heat required to change liquid water to vapor at its boiling temperature is 2256 kj/kg. the amount of heat required to change liquid mercury to its vapor state at its boiling temperature is 295 kj/kg. one kg of each substance is currently at its boiling point. how will the amount of thermal energy required to change each substance from a liquid to a gas differ?