Questions asked by Cara

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• Does the fact that ethanol has a lower polarity than water limit what dissolves into it as a solvent?
  
• Covalent or ionic?
  
• What does the size of an ion mean? And why does it affect the strength of metallic bonding?
  
• What is a calibration curve and how is one constructed?
  
• What does it mean when zeros (solutions) are equal or unequal, and rational or irrational?
  
• What are comparable properties of Magnesium and Magnesium Oxide?
  
• What is the stationary phase in gas chromatography?
  
• Can you find the value of k?
  
• Can you find the value of k?
  
• Can you show the following?
  
• How do you write the following polynomial as a product of its factors?
  
• Can you find the values of 'a' and 'b' using the remainder theorem?
  
• How do you express the following as a product of its factors?
  
• When naming ionic compounds, when is '-ate' used instead of '-ide'?
  
• How does Methane and Diamond differ in terms of structure and properties?
  
• Can you explain the following question/answer?
  
• Can you find the exact value of the following?
  
• Can you find the exact value of the following?
  
• What quadrant does cos(-Theta) lie?
  
• Can you calculate the following?
  
• Can you help? How does tan60 equal #sqrt3# ?
  
• How do instant icepacks work in relation to specific heat capacity?
  
• When using the Hofmann Voltameter, which of the two gases collected are positively or negatively charged?
  
• How do you work out the equation for the complete combustion of liquid methanol?
  
• How does the reaction of Sodium hydrogencarbonate and hydrochloric acid support the theory of conservation of mass?
  
• Find the following in exact form??
  
• How do you simplify the following?
  
• What is the difference between the 'A' value and the 'a' value in the exponential function general formula of f(x)=Aa^x?
  
• Where do the following belong on the pH scale?*
  
• What compounds are responsible for the following to be either a base, an acid or neutral?
  
• Can anyone help?