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What scientist discovered more elements than any other person?
Q11: What is the identity of stomach acid?<br>A)
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Q59: The compound BeF<sub>2</sub> is named _.
Q63: State which element is oxidized and
Q64: The ancient Greek who is known for
Q65: The oldest Moon rocks are about _
Q79: The _ occurs on June 21.<br>A) autumnal
Q93: A substance that speeds up a chemical
Q133: The major division of chemistry that deals
Q174: About 15% by mass of Earth's core