Answers edited by Fty

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• What is precision error in chemistry?
  
• Question #86475
  
• Question #a6169
  
• 42 is 20% of what?
  
• Name 10 prokaryotes?
  
• Question #e1ea8
  
• How do you translate "5+ 6 over f" into an english statement?
  
• Question #040c8
  
• Question #a7292
  
• How are X - rays formed ?
  
• Question #690d7
  
• Why is it important to determine a solutions pOH?
  
• What do golgi bodies do in an animal cell?
  
• How do you solve #12> - 3( 2n - 4)#?
  
• Question #638f8
  
• What is dna?
  
• Question #4844b
  
• Question #67702
  
• What happens to carbon dioxide in cellular respiration?
  
• What is #2 2/3%# of 60?
  
• How do you solve #5x - 10= 7#?
  
• How do you use the Pythagorean Theorem to determine if the following three numbers could represent the measures of the sides of a right triangle: 30, 16, 34?
  
• Question #d899b
  
• Calcium oxide, CaO, is a base compound which can react with certain types of acids. A student mixed 1.5g of CaO with 2.5M HNO3. The chemical equation for this reaction is: CaO + HNO3 → Ca(NO3)2 + H2O?
  
• Which of these acids has more equivalence points in its titration curve? #"H"_2"SO"_4# or #"H"_3"PO"_4#? How can you tell which one is the weaker acid?
  
• Question #a0d1d
  
• A car turns a corner that has a radius of 5 m and experiences a centripetal acceleration of 20 m/s. If the radius of turn were increased to 10 m, what is the centripetal acceleration?
  
• How do you express #0.000425# in scientific form?
  
• Which types of proteins activate some chemical reactions in the body?
  
• Homeostasis is controlled by both nervous and endocrine systems. Compared to hormones, action of nerves could be described as which of the following? a)more effective b)more complex c)more time consuming d)more rapid
  
• Question #2c355
  
• What is the main idea in a paragraph?
  
• What is the wavelength of a photon of red light (in nm) whose frequency is #4.55*10^14# #Hz#?
  
• Question #421ba
  
• Question #1bd5c
  
• When keeping track of source information during the research process, what pieces of information should you record?
  
• An object with a mass of #2 kg# is revolving around a point at a distance of #5 m#. If the object is revolving at a rate of #3 Hz#, what is the centripetal force on the object?
  
• Question #463db
  
• Question #2d155
  
• What is the purpose of the cell cycle?
  
• Question #8ef24
  
• Question #5f1e9
  
• Question #37f2d
  
• Where in the body does the reabsorption of water occur?
  
• How much is a 15-percent down payment on a purchase price of $205,000?
  
• Question #b4bc9
  
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