How fast is the car moving problem
A person with perfect pitch sits on a bus bench listening to the 455 Hz horn of an approaching car. If the person detects a frequency of 475 Hz, how fast is the car moving?
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If 100.0 mL of 1.00 M NaOH and 100.0 mL of 0.500 M H2SO4solutions are mixed, what will the concentration of the resulting solution be?
If you want to prepare a solution that is .0512 molal in K2CO3, how many grams of the salt would you have to add to 250 g of H2O? What is the mole fraction of K2CO3 in the solution?
Determine the water depth h if the resultant hydro static force of the water acts 2.5 ft above the bottom of the gate. Determine the magnitude of this force and what is the force that the hing puts on the gate.
A car traveling 5m/s slams on its brakes, creating an acceleration of -2 m/s2. How far did the car travel after it applied its brakes?
Determine the pressures at state 2 and 3. Determine the change in specific internal energy, u, for each of the two processes.
You want a solution of ethylene glycol, C2H4(OH)2, that has a glycol mole fraction of 0.125. How many grams of the glycol should you combine with 950 grams of H2O? What is the molality of the solution?
Only two horizontal forces act on a 3.0 kg body that can move over a frictionless floor. One force is 9.0 N, acting due east, and the other is 7.2 N, acting 56° north of west. What is the magnitude of the body's acceleration?
A copper wire with a resistance of 4.00Ω at 20.0o C has a length of 5.00 m. If it is to have the same resistance and cross sectional area at 40.0o C to what length must it be cut?
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but I would like to discuss to what extent employers should/should not influence or curb political participation in their workplaces.
Suppose you are the head of an island nation with a poor, growing population and the natural resources of the island are being degraded.
Question: What was the economic and political impact, if any protect the health and welfare to citizens ?
Problem: Article 3 of the Texas Constitution sets up the Texas Legislature. It also does which of the following?
Summarize how the ERA can be ratified and explain why this is the most likely way. You will draw on instances that are important to you
Which amendment to the U.S. Constitution is often called the "States' Rights Amendment" and is commonly used by states to challenge
Mechanisms of State-Led Development:** - **Industrial Policy:** Both countries used targeted industrial policies to support specific sectors, such as electroni