Which of the following statements is true?

compounds keep the chemical properties of the elements they are made from.

molecules are made of two or more atoms.

john dalton was the first person to propose the idea of an atom.

all of the above.

Orange juice has a lower or higher viscosity than chocolate syrup

Does anyone know how to solve this problem? i really need . i made an attempt but i just cant get it. a metal rod is 25.000 cm long at 25.0 degrees celsius. when heated to 102.0 degrees celsius, it is 25.054 cm long. what is the coefficient of linear expansion for this metal.

What is a costume plot? why is it important to a film or theater production?