U need to stop saying “here’s the link” please help me :( out in which goes which

What is the mass of 8 moles of sodium atoms

What is a metal replacement reaction

Pastoral farming is best described as a. a method of raising livestock and moving herds b. an african method of agriculture c. a method of cultivating crops on poor soils d. a common method of desert farming select the best answer from the choices provided a b c d