A buffer is prepared by mixing 161 ml of 0193 m naoh with
A buffer is prepared by mixing 161 mL of 0.193 M NaOH with 695 mL of 0.687 M sodium bicarbonate (NaHCO3). Given that the Ka1 of H2CO3 is 4.5 x 10-7 and the Ka2 is 4.7 x 10-11, calculate the pH of the solution.
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A stick of mass F is lying on a frictionless surface. A small ball of mass G and velocity v collides with the stick in the center of the stick a right angle to the rod. What is the angular velocity around the axis of rotation after this collision
A 10.0 cm radius piston compresses a gas isothermally from a height of 15.0 cm to 2.50 cm at a constant pressure of 2.0 atm. How much heat was added to the gas
A person pushes a 19.6-kg shopping cart at a constant velocity for a distance of 27.3 m on a flat horizontal surface. What is the magnitude of the force that the shopper exerts
You are driving a car at the 25-mi/h speed limit when you observe the light at the intersection 68 m in front of you turn yellow. How fast were you going as you exited the intersection
Required to implement the class to develop the implementation file Student.cpp that conforms to the following specifications
A large box with mass 45 kg is being pushed up a ramp at a 32 degree incline at a constant velocity by a man pushing parallel to the incline of 7.80 m. determine the force the man is pushing on the box
How many hours should it take an articulated wheel loader equipped with a 4 yd bucket to load 3000 cu yd of gravel from a stockpike into rail cars if the average haul distance is 300 ft one way
When you walk toward a mirror you see your image approaching you. If you walk at 2 m/s, how fast do you and your image approach each other
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Question: Which theory was studied by Karl Marx? Select one. Question options: conflict theory stereotype theory symbolic frameworks theory of beliefs N
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When people have behaved in such a way that they have made their schema come true even if it may not have been, they have demonstrated
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