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Grandezas FísicasQuímica GeralUPM

Num recipiente calibrado contendo 485 mL…

(UPM-SP) Num recipiente calibrado contendo 485 mL de água (d = 1,00 g/cm3) colocou-se um objeto (feito de um único material) de massa igual a 117 g. Observou-se que o objeto imerge e que o nível da água no recipiente passa a ser de 500 mL. Com esses dados e consultando a tabela abaixo (d em g/cm3), pode-se afirmar que o objeto pode ser feito de:

MaterialDensidade
Chumbo11,3
Ferro7,8
Osso2,0
Cortiça0,3
Pedra5,0

a) chumbo.

b) osso.

c) ferro.

d) cortiça.

e) pedra.

Gabarito: LETRA C

Confira mais EXERCÍCIOS RESOLVIDOS sobre GRANDEZAS FÍSICAS.

Veja também: EXERCÍCIOS DE QUÍMICA GERAL E INORGÂNICA

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