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A motorboat starting from rest travels in a straight line on a lake.
(a) If the boat achieves a speed of 12 m/s in 10 s, what is the boat's average acceleration?
(b) Then, in 5.0 more seconds, the boat's speed is 18 m/s. What is the boat's average acceleration for the total time?
1.it is noted that an iron nail was with the 12gms mass absorbs heat of 15 joule you need to calculate the final
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The following are some typical solvents used for recrystallization and dissolution of various organic compounds. Give their structures (line drawings are acceptable) and their boiling points.
Automobile airbags contain solid sodium azide, NaN3, that reacts to produce nitrogen gas when heated, thus inflating the bag. Calculate the value of w (work) for the following system if 13.9 g of NaN3 reacts completely at 1.00 atm and 22 °C.
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