had purchased US small arms in the summer of 1940, but needed an alternative to cash transactions. The Roosevelt administration came up with the straight trade concept, and in September 1940, Roosevelt signed
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One benefit of using a chemical formula is we can know the number of reactants and products in the formula.
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A model invented by researchers at MIT and Qatar Computing Research Institute (QCRI) that uses satellite imagery to tag road features in digital maps could help improve GPS navigation. Showing drivers more details about their routes can often help them navigate in unfamiliar locations.
Explanation:
