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March 30, 2015

March 30, 2015

Posted by **Sally** on Sunday, October 16, 2011 at 8:12pm.

(a) What is the length of the edge in centimeters?

(b) What is the volume of the cube in cubic centimeters? (Remember, the lengths of all edges of a cube are equal.) Watch your significant figures. Use scientific notation if you have to.

(c) The cube has a mass of 111 kg. What is its density in grams per milliliter? Watch your significant figures.

- Chemistry -
**Miranda**, Sunday, October 16, 2011 at 8:41pmIm doing this assignment too!!

- Chemistry -
**DrBob222**, Sunday, October 16, 2011 at 8:42pma)1 meter = 100 cm, so the length of the edge is 100 + 1.40 = 101.40 cm but watch the number of s.f..

b)volume = edge^3.

c)density = mass/volume

- Chemistry -
**Mia**, Monday, December 12, 2011 at 8:01pmYou have a cube with a side measurement of 3cm. The mass of the cube is 78g. What is the density of the cube?

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