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If 40.0 g of hcl react with an excess of magnesium metal, what is the theoretical yield of hydrogen?
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Si una estrella no tiene paralaje medible, ¿qué puedes inferir?
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Identify the missing numbers below to show the result of multiplying the numbers (1.6 × 10-19)(5.0 × 106) = c × 10d
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A50.0g sample of liquid water at 0.0 c ends up as ice at -20.0 c. how much energy is involved in this change?
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Which sentence about particles in matter is true? a. atoms are present in solids and liquids but not in gases. b. the particles of matter are in constant motion. c. the same kinds of atoms are found in different elements. d. when a solid changes to a liquid, the sizes of the particles change.
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If 40.0 g of hcl react with an excess of magnesium metal, what is the theoretical yield of hydrogen?...
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