An atomic scientist was studying an atom and through experimentation found that the total negative charge of the
area surrounding the nucleus is -9. Which statement correctly describes this atom?
This atom has nine clouds.
This atom has nine electrons.
This atom has nine neutrons,
O This atom has nine protons.

Select each correct answer. more than one answer may be correct. which of the following is a characteristic of unicellular organisms? they can possess tissues and organs. all of their functions are performed by a single cell. they are usually microscopic. each of their cells is specialized to perform a specific function.

Calculate - analysis of compound composed of iron and oxygen yields 174.86 of fe and 75.14g of o. what is the empirical formula for this compound?

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