Source:New SAT Study GuideSAT Study Guide Explanations, Test 2; Test 2, Section 4; #17

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Which of the following best approximates the atomic weight, in amu, of the unknown element?

The atomic weight of an unknown element, in atomic mass units (amu), is approximately 20% less than that of calcium. The atomic weight of calcium is 40 amu. Which of the following best approximates the atomic weight, in amu, of the unknown element?

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GravatarChris Lele, Magoosh Tutor

Apr 19, 2016 •Comment

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Test 2, Section 4

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