Key Concepts
4 Identify What are three advantages of using
conceptual models?
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Which of the following is true for the actual yield of a reaction? it is always calculated as a ratio. it is the yield from the excess reactant. it is the yield from the limiting reactant. it is always less than the theoretical yield.

Consider the four elements above. which one of these elements will combine with oxygen in a 1: 1 ratio?

37.0 °c = °f (human body normal temperature)