Find the distance at which the block hits the floor
A 15 g bullet traveling at 485 m/s strikes a 0.9 kg block of wood that is balanced on a table edge 0.7 m above ground. If the bullet buries itself in the block, find the distance D at which the block hits the floor.
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Calculate the pH of the solute in an aque- ous solution of 0.611 M NH3(aq) if the Kb is 1.8 × 10-5. What is the percentage protonation of the solute? Answer in units of % & ;
The block, of mass 1.14 kg, is subject to no horizontal external forces during the collision with the bullet. After the collision, the block is observed to move at a speed of 4.50 m/s. How much kinetic energy is lost?
Is it safe to assume that if they are both R- or both S- that they are identical? or is it possible for both to be R but still be chiral?
An ethylene glycol solution contain 21.2g ethylene glycol (C2H6O2) in 85.4ml of water. Compute the freezing point and boiling point of the solution. (Assume the density of the water was 1.00g/ml
The canister is placed in an oven until all the has boiled off and the canister is empty. How much energy in calories was absorbed?
A skydiver weighing lb (including equipment) falls vertically downward from an altitude of ft and opens the parachute after s of free fall. Assume that the force of air resistance is when the parachute is closed and when the parachute is open, whe
The coefficients of static and kinetic friction between a 67 kg box and a horizontal surface are 0.56 and 0.32, respectively.
Estimate the value of the equilibrium constant at 610K for each of the following reactions delta H and delta S for BrCl(g) is 14.6 kj=J/mol and 240 J/(mol*K) respectively
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When children are able to determine that the same amount of liquid is in two different sized containers, they have mastered
What is one specific way in which behavior modification techniques might be used in this field? What would be the end goal when using these techniques?
The range of tasks that are too difficult for the child to master alone but that can be learned with the guidance and assistance of adults
My name is Lisette (preferred) and I am located in Augusta, GA. I am majoring in Psychology (BS) with the Life Sciences option, I currently am a manager
Analyze the factors that contribute to employee motivation, satisfaction and engagement. Discuss how employee stress and low motivation can be influenced
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Problem: This video talked about personal bias and outdated facts that confuse the general population.