# math

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The density of a crystal is 2.65 grams per cubic centimeter. Ryan has a rectangular prism made of quartz. It measures 10 cm by 10 cm by 6 cm. Find the weight of this crystal in kilograms.

• math -

I'd love to have a magnificent crystal this size!

Volume of crystal = 10*10*6=600 c.c.
Density = 2.65 g/c.c.
So
Total mass
=600*2.65 g
=600*2.65/1000 kg
=...

• math -

Thank you!!

• math :) -

You're welcome!

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