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A car changes its speed from 0 to 20 m/s in 4 seconds. What is the acceleration?
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The of a machine determines its "usefulness." a. input force b. output force c. mechanical advantage
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When is a current produced? when the terminals of an electrochemical cell are connected by a wire if the electric circuit is opened in an electrochemical cell if the electrolyte is removed from an electrochemical cell when the electrodes are reversed in an electrochemical cell
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Iron is a transition metal with multiple oxidation numbers. (answer the following) a. what is the iron (ii) ion? how does it differ from the iron (iii) ion? b. if iron were to bond with oxygen, predict the formula for each oxidation number of iron. c. how would each formula be named?
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Physics, 22.06.2019 16:30, breannaasmith1122
If anyone who can me with this hw? i would really appreciate it
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A car changes its speed from 0 to 20 m/s in 4 seconds. What is the acceleration?...
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