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• which situation is appropriate for using rate laws? to determine the order of reaction from the products in a chemical equation to see how fast hydrogen peroxide decomposes into water and oxygen to determine the products of the decomposition of dinitrogen tetroxide gas to determine the moles of nitrogen that are produced from a reaction between nitrogen monoxide and hydrogen
  
• which sequences are geometric? check all that apply. 10, 7.5, 5.625, 4.21875, … 160, 40, 10, 2.5, … 20, 70, 245, 857.5, … 13, 16.5, 20, 23.5, … 5, 5.5, 6.05, 6.655, … 16, 17.1, 18.2, 19.3, …
  
• what did da vinci add to the concept of vitruvian man? a. the human body as it fits into a circle b. notes written in reverse at the beginning and end of the page c. the human body as it fits into a box
  
• solve for x in the equation x squared minus 4 x minus 9 = 29. x = 2 plus-or-minus startroot 42 endroot x = 2 plus-or-minus startroot 33 endroot x = 2 plus-or-minus startroot 34 endroot x = 4 plus-or-minus startroot 42 endroot
  
• determine the total annual fica tax for an annual salary of $38,480. (fica is 7.65%) a. $294.37 b. $717.96 c. $2,385.76 d. $2,943.72
  
• use the drop-down menu to complete each statement. us national security policy seeks to . congress has the power to . the us government has to support national security.
  
• which of the following conditions is least likely to have an effect on natural selection in a species of sheep that are geographically isolated on an island?
  
• henrietta decides to learn 768 new magic spells before her final exam. she plans to learn the same number each day. in the first five days, she learns exactly the number of spells she had planned to learn. in the remaining days before her exam, henrietta learns 6 more magic spells per day than planned. with 1 day left before the exam, henrietta calculated that she had learned 844 new magic spells. how many spells did henrietta plan to learn each day?
  
• which list states the correct order of the findings of three investigations of the maine sinking?
  
• which statement best describes the effect of greece’s climate on natural resources? streams and lakes in the mountains were a great resource for fishing. the mild winters in the mountains meant it was a great place to grow crops. the coastal regions of greece were used for farming barley, olives, and grapes. animals were only kept in the coastal regions because of the cold mountain winters.