Who is qualified to determine whether or not someone is qualified to be an expert witness? Group of answer choices

The judge

The expert witness

The jury

A scientist

How many moles are in 7.2 x 10^23 carbon molecules? (*round to the nearest hundredth and include the unit "mol c" after your number) question 6 options:

The diagram shows the relationship between scientific disciplines.the names of some scientific disciplines have been removed from the boxes. which scientific discipline belongs in the blue box? a.physics b.biology c.chemistry d.metallurgy

Me as soon as possible! me as soon as possible!