A particular piece of wood has a density of 0.5 G /cm3 what would happen when this piece of wood is placed in water

Which of the following statements is true? a. elements in the last period are radioactive. b. atomic weight is the same as atomic mass. c. elements in the same group have the same number of electron shells. d. atomic number equals the number of neutrons in the nucleus of an atom.

What are the variables in gay-lussac’s law? pressure and volume pressure, temperature, and volume pressure and temperature volume, temperature, and moles of gas

How heavy is thanos? a) 3000 lbs b) all of it c) the price of tea in china d) heavy enough