Answers created by MM

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• Question #4187f
  
• Question #f3082
  
• Paul Konerko hit a 125 m grand slam in Game 2 of the World Series. He did 3000 J of work. With what force did he hit the ball?
  
• What would be the effect on the mass and the weight of an object if the object were taken to a planet with twice the gravity of Earth?
  
• A ball with a mass of `7 kg` moving at `3 m/s` hits a still ball with a mass of `9 kg`. If the first ball stops moving, how fast is the second ball moving?
  
• What is the molarity of a solution of `NaNO_3` (84.99 g/mol) which contains 11.8 grams of solute in a total volume of 93.9 mL?
  
• Question #bb705
  
• Cups A and B are cone shaped and have heights of `35 cm` and `23 cm` and openings with radii of `14 cm` and `7 cm`, respectively. If cup B is full and its contents are poured into cup A, will cup A overflow? If not how high will cup A be filled?
  
• Why is the term limiting used to describe the limiting reactant?
  
• Question #1fb34
  
• In 1L of a 3M solution of sodium chloride, how many grams of sodium chloride are in the solution?
  
• How many grams of CO are needed to to produce 442 grams of Fe? `1Fe_2O_3 + 3CO -> 3CO_2 + 2Fe`
  
• A 20-milliliter sample of 0.60 M HCI is diluted with water to a volume of 40 milliliters. What is the new concentration of the solution?
  
• How do you convert the following phrases into math expressions, and then evaluate the expressions: the sum of 6 and 8?
  
• If a projectile is shot at an angle of `(5pi)/12` and at a velocity of `19 m/s`, when will it reach its maximum height??
  
• An object with a mass of `15 kg` is on a ramp at an incline of `pi/8`. If the object is being pushed up the ramp with a force of `9 N`, what is the minimum coefficient of static friction needed for the object to remain put?
  
• How do you simplify `7/(5+sqrt3)`?
  
• How do you solve for y given `3x-5y+4=0`?
  
• How do you solve `0.5( x - 8) = 0.2x + 11`?