1 mole of any substance is approximately 6.022*10^23 atoms (Avogadro's number)
So
(4.90*10^31 atoms) * (1 mole / 6.022*10^23 atoms) = 8.14*10^7 moles
For number 1, theat is not a right triangle as a squared plus b squared does not equal c squared
Answer: The equation is y = 3x + 3
Step-by-step explanation: