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what volume of lead (of density 11.3 g/cm cubed) has the same mass as 361 cm cubed of a piece of redwood of density .38g/cm cubed

2007-11-10 13:46:35 · 1 answers · asked by Jessica 4 in Science & Mathematics ➔ Chemistry

1 answers

Density = Mass/Volume

Mass = Density * Volume = pV

If the mass of lead equals the mass of redwood,

p_l * V_l = p_r * V_r

V_l = (p_r * V_r)/p_l

= (0.38 g/cm^3 * 361 cm^3)/11.3 g/cm^3

~ 12.14 cm^3

2007-11-10 15:57:26 · answer #1 · answered by The K-Factor 3 · 0⤊ 0⤋