An element has atomic number 10 and an atomic mass of 20. How many neutrons are in the atom of this element? O A. 10
OB.
20
O C. 30
OD 0
O E. 200

The rules of engagement (roe) working group is often used to (select all that apply.)

Although respiratory organs vary across different organisms, they all contain respiratory surfaces that have a large surface area and are extremely thin. explain why having an extremely thin respiratory surface with a large surface area is advantageous for the process of gas exchange

In science class richard learns that a substance has a boiling point of 230 fahrenheit his teacher ask him to convert this temperature to degrees celsius what is the boiling point of his substance in degrees celsius