The average speed is 0.28
Aluminum is an element. If there's nothing else in the foil
besides aluminum, then the foil is entirely an element.
Answer:p1 v1 / T1 = p2v2/T2
Explanation:
Answer:
Atomic Mass: 78.96 amu. Melting Point: 217.0 °C (490.15 K, 422.6 °F) Boiling Point: 684.9 °C (958.05005 K, 1264.8201 °F) Number of Protons/Electrons: 34 ... [Bohr Model of Selenium] ... im sorry hope this helped
Explanation: