Questions asked by William L.

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• How can uranium-238 decay to plutonium-239 but its mass still increases?
  
• This nuclear equation is an example of...?
  
• If one isotope of an element is radioactive, then are all the isotopes of that element are radioactive?
  
• In alpha decay, does a neutron decay into a proton and an electron.?
  
• What religious belief allowed the Zhou dynasty to rule?
  
• What is the orbital angular momentum quantum number for the orbital 5#p#?
  
• Which country has a decreasing population? By what percentage us the population of that country decreasing each year?
  
• What influences did China have on Vietnam?
  
• What events allowed the silk road to thrive?
  
• How do I punctuate this sentence, commas and semi-colons?
  
• What is Newton's Law of Universal Gravitation?
  
• During a rodeo, a clown runs 8.0 m north, turns 55° north of east, and runs 3.5 m. Then, after waiting for the bull to come near, the clown turns due east and runs 5.0 m to exit the arena. What is the clown's total displacement?
  
• A canon ball is fired with an initial velocity of 123.6 m/s at an angle of 32.9° above the horizontal. Calculate the...?
  
• A meatball is launched off the table horizontally at 3.2 m/s. What is its vertical and horizontal speed after 3.2 seconds?
  
• A box of books weighing 325 N moves at a constant velocity across the floor when the box is pushed with a force of 425 N exerted downward at an angle of 35.2 below the horizontal. Find Uk between the box and the floor?