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• is sulfur a metal or a nonmetal? how many valence electrons does a sulfur atom have?
  
• an identity thief watches someone enter a four-digit pin and manages to see that the first digit is 3. they also know that the second digit is either 4 or 7. if the thief tries guessing the pin, how many possiblities would there be? a. 100 b. 162 c. 180 d. 200
  
• fiona's school is in the shape of a triangle, with three hallways connecting the corners. fiona enters the building and walks 90 yards through the first hallway to the first corner. then, she walks 60 yards through the second hallway to the second corner. a triangle is shown. the side lengths are 60 yards, 90 yards, and question mark. the top point is labeled exit and the bottom right point is labeled entrance. the distance between exit and entrance is question mark. what are the possible lengths of the third hallway?
  
• mercutio: where the devil should this romeo be? came he not home to-night? benvolio: not to his father’s; i spoke with his man. mercutio: why that same pale hard-hearted wench, that rosaline, torments him so, that he will sure run mad. benvolio: tybalt, the kinsman of old capulet, hath sent a letter to his father’s house. which plot detail adds to the suspenseful mood? rosaline is the source of romeo’s pain. benvolio and mercutio cannot find romeo. tybalt is a relative of the capulet family. mercutio has harsh feelings for rosaline.
  
• select the correct answer. why was stock bought on margin considered a risky investment? a. investors purchased the stocks with little cash down; if the price dropped the investor had to repay the loan. b. stocks purchased on margin were often for companies that had little or no value. c. investors paid high interest rates to buy these stocks; they needed a substantial return to make money. d. if the value of the stock declined, brokerages were responsible for the loss.
  
• in world-system theory, the relationship between core nations and peripheral nations is sometimes defined as a. mutual dependence. c. cyclical. b. an international division of labor. d. semiperipheral.
  
• polydactylism occurs _______. a. only in cats b. only in humans c. in less than one in 1000 children d. more commonly in certain populations, such as the amish.
  
• which physical feature is located at a? atacama desert guiana highlands yucatan peninsula isthmus of panama
  
• fathi has \[\$1.10\] in his printing account. each sheet of paper he uses reduces his printing account balance by \[\$0.25\]. fathi wants to print out a pdf document that is \[47\] pages long. to save paper, he decides to print on both sides of each sheet and to print two pages on each side of the sheet. after fathi prints, what will be the balance in his printing account?
  
• a _______ is a repeating disturbance or vibration that transfers or moves energy from place to place without transporting mass.