physics
A 0.230-kg block along a horizontal track has a speed of 1.70 m/s immediately before colliding with a light spring of force constant 48.0 N/m located at the end of the track. What is the spring's maximum compression if the track is frictionless?
Math
6 faces, 8 vertices and 12 edges
Math
how many faces does rectangular prism have? and How many vertices does rectangular prism have?
statistics
if 20% of the people in a community use the library in one year, find these probabilities. a) at most 3 people used the library b) exactly 3 people used the library c) at least 5 people used the library
statistics
if 20% of the people in a community use the library in one year, find these probabilities
chemistry/ electrochemistry
1. What is the value of the equilibrium constant for the reaction occurring in the cell shown below at 298 K? Ag(s) | Ag+(aq, 1 M) || Cu2+(aq, 1 M) | Cu(s) Report your answer to four significant figures in scientific notation (1.234E-3 or 1.234E3). Can anyone explain the steps...
Chemistry
To determine the value of ÄG°f(AgI2–(aq)), a researcher measured the concentrations at equilibrium to be: [I3–]eq = 4.07 M and [I2]eq = [AgI2–]eq = 0.686 M at 298 K. 2 Ag(s) + 2 I3–(aq) <------> 2 AgI2–(aq) + I2(aq) ÄH°f(kJ/mole...
Science Half Lives
2.7 days.. so the answer is 25 g ?
Science Half Lives
I am confused about how to claculate half lives. Can you explain. ( How much of a 400 gm sample od gold is left after 10.8 days if the half life is 2.7)
11th grade Physics
Consider a situation in which your car, when coasting down a straight downhill road, acquires a constant velocity. In this situation: a. gravity is the only force on the car b. friction is the only force acting on the car c. the net force acting on the car is zero d. there mus...
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