Calculate the work done (in j) on the surrounding atmosphere
A strip of aluminium of mass 23.8 g is dropped into a beaker of dilute hydrochloric acid. Calculate the work done (in J) on the surrounding atmosphere (1atm pressure, 19.9 oC) by the evolution of hydrogen in the subsequent reaction.
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The stone is moving around the path at a constant frequency of 2.20 rev/sec. At the moment the stone is overhead, the stone is released. The magnitude and direction of the velocity of the stone when it leaves the circular path is ??
It takes 480. J of energy to raise the temperature of 103.1 g mercury from 20.0°C to 53.5°C. Calculate the specific heat capacity and the molar heat capacity of mercury.
A large box whose mass is 20 kg rests on a frinctionless floor. A mover pushes on the box with a force of 250 N at an angle of 35 degrees below the horizontal. What is the acceleration of the box across the floor?
A 61.9 kg person jumps from rest off a 2.86 m-high tower straight down into the water. Neglect air resistance during the descent. She comes to rest 1.13 m under the surface of the water. Determine the magnitude of the average force that the water
If an object has a moment of inertia 21 kg·m2 and rotates with an angular speed of 111 radians/s, what is its rotational kinetic energy?
Two identical flutes produce fundamental notes of frequency 300 Hz at 27 degre3es. if the temperature of the air in one flute is increased to 31 degrees, what will be the number of beats heard per second?
A piston has an external pressure of 5.00 atm rm atm. How much work has been done in joules if the cylinder goes from a volume of 0.160 liters to 0.570 liters.
A 180-lb man and a 120-lb woman stand at opposite ends of a 300-lb boat, ready to dive, each with a 16 ft/s velocity relative to the boat. Determine the velocity of the boat after they have both dived, if (a) the woman dives first, (b) the man div
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: The National Council for the Social Studies (NCSS) outlines a developmental sequence for social studies-the youngest children learn about their neighborhood
Begin your work by examining each of the following therapeutic approaches and consider the counseling theory that best aligns with each approach:
A counseling center receives a referral for a college student struggling with academic motivation, relationship problems, and anxiety about the future.
Formulate different questions by same topic from the questions below? How might connection to one's culture improve their ability to engage in somatic psycholog
This week, share your thoughts regarding the measurement of behaviors in applied behavior analysis. Identify something in your own life
This week we are examining Counselor Competence and Training. Complete the Self Inventory on page 342. Answer the questions below:
Clinical mental health counseling versus school counseling really brought to light for me how influential professional organizations are on our field.