Which two notations represent isotopes of the same element? 1.
N and EN
2.
N and Ne
3
N and Ne
4.
N and Ne
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In saturated organic compounds, all the bonds between carbon atoms are called?

Which of these is not an example of chemical weathering? a. iron-rich mineral rusting b. feldspar turning into clay c. limestone reacting with acid d. granite breaking up into sand

Which of the following has wavelength longer than the wavelength of viable light? a) x rays b) gamma rays c) radios waves d) ultraviolet waves