64 g aliaj de zinc si mercur se trateaza cu o solutie de acid clorhidric de concentratie 36,5% rezultand 0,4g de hidrogen. Calculeaza compozita procentuala masica a aliajului. Nevoie de rasapunsuri repede

Select the correct answer. which phrase correctly describes temperature? o a. average rotational kinetic energy of the particles in an object o b. average energy of the particles in an object c. average translational kinetic energy of the particles in an object od. all energy possessed by the particles in an object

Which three statements represent the benefits of performing experiments using computer simulations?

At element makes up all organic compounds?