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Need Help For Chemistry
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A rock is dropped from a sea cliff and the sound of it striking the ocean is heard 3.2 s later. If the speed of sound is 340 m/s, how high is the cliff?
What force is needed to accelerate a 3.3kg mass with an acceleration of 8.9 m/s/s
How long will it take to earn $252 in interest if $1200 is invested at a 7% annual interest rate?
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A solution that is 0.017 M in Na can be prepared by adding how many grams of Na2SO4 (MW 142 g) to water and diluting to a final volume of 130.0 mL?
Which of the following alcohols would be the least miscible with water?
A car of mass M = 1100 kg traveling at 60.0 km/hour enters a banked turn covered with ice. The road is banked at an angle θ, and there is no friction between the road and the car's tires as shown in (Figure 1). Use g = 9.80 m/s2
Write a passage using rhetorical devices on a person or idea in about 300 words.
Which theme does the excerpt from the reading passage best represent? "Portugal was both an agrarian and a maritime monarchy that used its control over land grants to discipline the nobility…"
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Lipid Reasoning
What force is required to give a projectile weighing 500. newtons an acceleration of 3.00E+3 m/s2?
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Two point Charges of 10^-8C and -10^8C are placed 0.1m apart.Calculate Electric field intensity at P,Q and R.
A shell of mass M = 10kg is shot up vertically with a velocity v0=20. 0ms-1 from a horizontal floor. At the highest point, the shell suddenly breaks into two pieces And B, both shooting out along the horizontal direction. The moving directions of A and B
Rhyme scheme

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