Assertion: hydrocarbon's formation | /r/CapableOf | proceed at a rate of 1.6×10−9 cm−3s−1
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Source sentences:
text: Assuming an NH 4 + abundance of 3×10−7 and an electron abundance of 10−7 typical of molecular clouds, the formation will proceed at a rate of 1.6×10−9 cm−3s−1 in a molecular cloud of total density 105 cm−3.