Chemistry, 07.09.2021 19:00 gamerella101
An engineering company needs to solve a design problem. It is designing a high-speed train to transport passengers between Boston and Atlanta. Which statement is a constraint for this project? A. The train must have a dining car in which meals are served. B. The train must be able to carry at least 300 passengers. C. The train must cost less than $6 billion to build. D. The train must be able to complete the trip in six hours. PLEASE HELP​
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Chemistry, 22.06.2019 05:30
Compare and contrast physical changes with chemical changes.
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Acompound has a molar mass of 92.02 grams/mole, and its percent composition is 30.4% nitrogen (n) and 69.6% oxygen (o). what is its molecular formula? a. n2o4 b. no2 c. n2o d. n4o2
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