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How many elements are in plaster?

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Anonymous

8y ago
Updated: 8/21/2019

Plaster- of the type used on walls and to make medical casts (for a broken arm, etc) is made from gypsum. The formula for gypsum is 2CaSO4·2H2O. That's calcium. sulfur, oxygen, hydrogen- 4 elements.

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Wiki User

8y ago

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