How many moles of AlCl3 (133.34 g/mol) are needed to produce 258 g of Cl2 (70.91 g/mol)? 4 AlCl3(s) + 3 O2(g) → 2 Al2O3(s) + 6 Cl2(g)

All cells are made of four types of acids, lipids, proteins, and carbohydrates.

Which of the following describes a compound? (hint: carbon and oxygen bo a. a piece of pure carbon, containing only carbon atoms b. oxygen gas surrounding a solid piece of carbon c. a substance made of two oxygen atoms for each carbon atom carbon and oxygen atoms mixed without being bonded together

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