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SKU: CH-CHALK

Chalk (calcium carbonate)

$1.80
Ages 8+
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Break these up for calcium carbonate powder. Box of a dozen sticks. Find the calcium carbonate formula, formula weight, density and more below! Read More

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DESCRIPTION

Break these up for calcium carbonate powder. Box of a dozen sticks. Find the calcium carbonate formula, formula weight, density and more below!

Use this chalk in a neat, hands-on Sponge Rock Experiment!

Formula CaCO3  
Formula Weight 100.089 
Form Powder 
Density 2.71 g/cm³ 
CAS # CAS # 1317-65-3 
DOT Classification Non-Regulated 
Storage Code Green
Shelf Life 60 Months 

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