An element has 43 protons and 50 neutrons. What is the atomic number of this element?

Answer 1

Peyton Adams

Atomic number is given by number of protons in the nucleus..

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Answer 2

Henry Antrim

#43#

The atomic number of an element is the same thing as its proton number, as protons alone are responsible for the element's identity...So, if the element has #43# protons, its atomic number would be #43#.

Looking at the periodic table, could you tell me what this element is?

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Answer 3

Cameron Andrews

Since an element's atomic number is determined by its proton count, the element in question has an atomic number of 43.

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Answer from HIX Tutor

When evaluating a one-sided limit, you need to be careful when a quantity is approaching zero since its sign is different depending on which way it is approaching zero from. Let us look at some examples.