La relación de los números de masa de 2 isótopos es 7/5. Si la diferencia de sus neutrones es 6,
¿cuál es la suma de sus números de masa?​

under a microscope, cancer cells may look very different from normal cells. they often have different sizes and some may be larger than normal while others are smaller. cancer cells are often abnormally shaped and the control centre of the cell (the nucleus) may have an abnormal appearance.

i think? ?

sure im new too!

explanation:

you gotta add the following molecules so we can give u an answer

explanation: