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Balance this equation: n2 + h2 > nh3, write the following molar ratios: n2 / n2 / nh3 h2 /
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Type the correct answer in each box. use numerals instead of words. the distance between earth and the moon is about 384,400 kilometers. the distance can be written in scientific notation as a × 10b kilometers, where a = and b = .
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How does electronegativity changes as we move from left to right across a period
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Achemist tests new mixtures for paint samples and decides one mixture's stickiness makes it worthless. a scientist working in a nearby lab suggests a different use for this sticky mixture. which statement best describes this situation?
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Which one of the following substances is a liquid fuel used in rocket engines? a. liquid oxygen b....
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