Calcule a densidade das seguintes amostras

where's the following? you gotta add it to know what the choices are

explanation:

1 a

2 b

3 b

4 d

5 d

6 d

explanation:

technology is the collection of techniques, skills, methods, and processes used in the the merriam-webster learner's dictionary offers a definition of the term: "the use of moreover, these technologies have become so complex that entire fields more recently, modern works of science fiction such as those by philip k.

explanation:

it breaks and dirupture other materials and other sencews from the bottom