For the reaction, ?C3H8 + ?O2 → ?CO2 + ?H2O,
What is the maximum mass of CO2 which could be formed from 5.76 g of C3H8 and 3.85 g of O2? Answer in units of g.
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Adrop of acetone (nail polish remover) has a mass of 35 mg and a density of 0.788 g/cm3. what is its volume in cubic centimeters?

What are scientists who study fossils called? ( a ) astronomers. ( b ) biologists. ( c ) geologists. ( d ) paleontologists.

Why does earth rotate? because earth is formed from cold gases collapsing due to gravity because the matter in the nebula that formed earth was spinning because earth forms more than 99% of the mass of the solar system because the hydrogen atoms inside the nebula fused to form helium