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the space shuttle is in a 230 mile high orbit. what are the shuttles orbital period in minutes and its speed
In an experiment of centripetal force you have a rotating mass of 500 grams, which is at 5 cm from the axis of rotation. Calculate the angular velocity of the rotating mass
A boy in a moving bus at +6 m/s observes a car moving at -3 m/s. What is the actual velocity of the car
the molecule 2,2-dimethylheptane, draw Newman projections of the most and least stable forms of 2,2-dimethylheptane, viewing doen the C3-C4 bond, label th energy vs conformation angle diagram
An object is dropped from the top of a tower at a height of 44.1 m. How much time does the object take to reach the ground
A 25 N force at 60° is required to set a crate into motion on a floor. What is the value of the static friction
What is the balanced formula unit equation for the reaction Mercury(II) nitrate reacts with sodium sulfide to form mercury(II) sulfide, which is very insoluble, and sodium nitrate
A football kicked off at an angle 20° from the ground reaches a maximum height of 4.7 m. What is the initial velocity of the kick
A stone is thrown upward with an initial velocity of 6 m/s. What maximum height will the stone reach
The rate constant of a reaction is 2.75*10^-5 L/mol*s at 195 c and 3.75*10^-3 L/mol*s at 258 c. What is the activation energy of the reaction
How does leadership affect issue in long-term care setting. Explain how management and/or leadership affect the issue in your setting and what are some possible solutions to improve the issue in you
In a friction experiment, your wooden plank is horizontal. When a mass of 100 grams is hanging on the weight hanger of mass 50 grams, what is the coefficient of kinetic friction
If a reaction between Zn and I2 takes place, are the physical and chemical properties of the substances isolated during and after mixing the same as or different from those of Iodine and Zinc? Expla
A boy on board a cruise ship drops a 30.0 g marble into the ocean. what is the terminal speed of the marble
write the net ionic equation, excess concentrated sulfuric acid is added to solid calcium phosphate
A uniform rod of length 0.940 m and mass 11.0 kg is balanced on a sharp edge at 0.670 m from the left end. Calculate the torque on the center of mass of the rod alone with respect to the pivot point
A normal subgroup H < G is a maximal normal subgroup of G if there is no normal subgroup If of G such that H < K <G. Prove that H is a maximal normal subgroup
write the net ionic equation, a solution of tin II chloride is added to a solution of iron III sulfate
An elevator weighing 2500 N ascends at a constant speed of 8.0 m/s. How much power must the motor supply to do this
A boy flies a kite with the string at a 30 degree angle to the horizontal. The tension in the string is 4.5N. How much work does the string do on the boy
write the net ionic equation, a solution of potassium dichromate is added to an acidified solution of iron II chloride
The carbon isotope 14-C is used for carbon dating of archeological artifacts. What is the recoil speed of the nucleus
a 71 kg baseball lplayer jumps straight up to catch a line drive. If the 140 g ball is moving horizontally at 28 m/s, what is his speed immediately after stopping the ball
a 1.2-m-long steel rod with a diameter of 0.50 cm hangs vertically from the ceiling. By how much does the rod stretch
a frictionless pulley which can be modeled as a 0.80 solid cylinder with a 0.30 m radius has a rope going over it. What is the angular acceleration of the pulley