11/05/23

if 0.178 mol of zinc reacts with excess lead (IV) sulfate, how many grams of zinc sulfate will be produced in the reaction
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11/05/23

The decibel level of a sound
The decibel level of a sound is given by dB=10log(E/E0), where E0=10^−12watts/m^2 and E is the intensity of the sound.(a) Find the intensity of a 120-decibel sound.E=  watts per square meter.(b)... more
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11/05/23

What is the power P of the eye when viewing an object 49 cm away? Assume the lens to retina distance is 2 cm.

What is the power P of the eye when viewing an object 49 cm away? Assume the lens to retina distance is 2 cm.
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03/10/21

Find an equation for the population, P, in terms of the months since January, t.
A population of rabbits oscillates 33 above and below average during the year, hitting the lowest value in January (t = 0). The average population starts at 700 rabbits and increases by 170 each... more
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