Spring line up with the ruler marks problem
A spring with 55 hangs vertically next to a ruler. The end of the spring is next to the 20- mark on the ruler.If a 3.0- mass is now attached to the end of the spring, where will the end of the spring line up with the ruler marks?
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A stone with a mass of 0.900kg is attached to one end of a string 0.900 m long. The string will break if its tension exceeds 60.0 N . The stone is whirled in a horizontal circle on a frictionless tabletop; the other end of the string remains fixed
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If 2.0 g of salicylic acid are reacted with 5.0 mL of acetic anhydride in the presence of an acid catalyst, what is the theoretical yield of aspirin in grams? (just enter a number, no units)
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What your toughts on business that are too big to fail? do you think the government should faclitate then with bail out money when they get into trouble or just let them fail?
The economy begins in the long-run equilibrium. Then one day, the president appoints a new chairman of the Federal Reserve. This new chairman is well known for his view that inflation is not a major problem for an economy. How would this news
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Kc = 3.59 at 900 °C. For each of the following measured concentrations determine whether the reaction is at equilibrium. If not at equilibrium, in which direction will the reaction proceed to get to equilibrium.
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