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OpenStudy (anonymous):
The molar mass of calcium is 40.08, oxygen is 16.0, and hydrogen is 1.01. What is the mass of one mole of calcium hydroxide (Ca(OH)2)?
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OpenStudy (jfraser):
add all the pieces together
OpenStudy (anonymous):
You need one mole of calcium so 40.08g. And 2 moles of oxygen and hydrogen- 32g, 2.02g. Add them together- 40.08+32+2.02=?
OpenStudy (anonymous):
40.08+32.0+2.02= *sig figs
OpenStudy (anonymous):
74.1
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