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  1. Each Ca (NO3)2 has 2 NO3^- ions So...the number of molecules in 0.42 moles of Ca (NO3)2 = 0.42 mol x 6.022x10^23 molecules/mole...

    3 Answers · Science & Mathematics · 11/11/2012

  2. Ca (NO3)2 + Na2CO3 --> CaCO3 + 2NaNO3 1. Find... reactant 0.6moles/L *(0.350L) = 0.21 moles Ca (NO3)2 1.4moles/L * (0.400L) = 0.56 moles Na2CO3...

    1 Answers · Science & Mathematics · 07/08/2013

  3. Chemical reaction: 3 Ca (OH)2(aq) + 2 H3PO4(aq) --> Ca3(PO4)2(s) + 6 ...reaction should be quantitative. That means that all of the H3PO4 and Ca (OH)2 should be reacted. In the reaction of 3 moles...

    1 Answers · Science & Mathematics · 30/10/2012

  4. Ca (OH)2 + 2HCl --> CaCl2 + 2H2O under acidic ... would be more than the standard Ksp at STP. if any Ca (OH)2 remains solid, this will not affect the Ksp, the acidity of...

    2 Answers · Science & Mathematics · 14/11/2010

  5. Ca (OH)2 + 2HCl ---> CaCl2 + 2H2O

    1 Answers · Science & Mathematics · 28/03/2010

  6. write a balanced equation Ca (OH)2 + 2HCl -------> CaCl2 + 2H2O(l) Work... equation shows 2 moles HCl react with 1 mole Ca (OH)2 So 1 mol HCl needs 1/2 mole Ca (...

    1 Answers · Science & Mathematics · 26/07/2009

  7. Ca + 2H2O----> Ca (OH)2 + H2 1 mol of Ca : 40 g of Ca hence, x mol of Ca : 16g of Ca x=16/40 x=0.4 mol of Ca ...

    1 Answers · Science & Mathematics · 29/01/2013

  8. Ca (C3H6O3)2 (s) <----> Ca2+(aq) + 2C3H6O3- (aq) note this is lactate not lactic acid! --You know .26M Ca makes 1 mol Ca and 2 mol C3H6O3-. Multiply [...

    1 Answers · Science & Mathematics · 09/04/2011

  9. ... you cannot count the core electrons. For example, Ca has 20 electrons but only 2 valence electrons. Ca ...

    2 Answers · Science & Mathematics · 03/01/2011

  10. ...qn b) But you know that calcium hydroxide reacts with hydrochloric acid: Ca (OH)2 + 2HCl ---------------------> 2H2O + ...

    1 Answers · Science & Mathematics · 23/06/2013

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