Question 2 Which of the following is NOT an example of a pure substance?

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Heterogeneous mixtures are not pure substances., your computer, a mixture of salt and sugar, and a tree.

step-by-step explanation:

we are given

we have to simplify it

firstly, we will factor it

now, we can cancel like terms

now, we can combine it

so, we get

a skateboard rolling across the street - apex