What does the big ‘2’ in 2CO2 mean?
Please help quickly i'm in science class...
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Physics, 22.06.2019 11:00, Arielledt10
1. jay fills a wagon with sand (about 20 kg) and pulls it with a rope 30 m along the beach. he holds the rope 25° above the horizontal. the rope exerts a 20-n tension force on the wagon. how much work does the rope do on the wagon?
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How many atoms of nitrogen are in the chemical formula ni(w on
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How does an observation about an object differ from an inference about that object
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