Questions asked by ilovepie123

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• How many grams of MgCI2 are present in 60.0 mL of a 0.10 M MgCI2 solution?
  
• As you go down a column on the periodic table does the reactivity of metals increase or decrease?
  
• Solve the system of equations shown below algebraically?
  
• Solve for all values of p: 3p/p-5 - 2/p+3 = p/p+3?
  
• For the function f(x)=(x-3)^3+1 find f^-1(x) ?
  
• Assign the oxidation numbers to all the species of this reaction and indicate whether it is an oxidation reduction reaction?
  
• A reaction produced 5 moles of moles of O2. Predict how many moles of KClO3 will react given the following equation. 2KClO3 --> 2KCl + 3O2?
  
• Express the roots of the equation -6x=2x^2+5 in simplest a+bi form?
  
• Solve for x and express the roots in terms of i: #-3x^2+2x=2?#
  
• When acids and bases are mixed, no matter what the acid and base are, one product will always be constant, what is it?
  
• When a strong acid and a base are mixed, what is the end result?
  
• How do you measure the concentration of an acid or a base?
  
• If 20.0ml of NaOH are needed to neutralize 10.0ml of 3.0M H2SO4, what is the concentration of the NaOH?
  
• Using Le Chateliers principle, in the reduction of iron oxide, what would happen if you increase the concentration of CO?
  
• What is happening to the particles as solid→liquid or a liquid→gas and why does it make sense?
  
• Using the equation below: C(s) + 1/2 O2(g) --> CO(g) + 26. 4 kj Using the terms low and high, this equation is what in terms of entropy and enthalpy?
  
• Using the diagram below: Write the oxidation half reaction?