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  1. Ca (OH)2 + CO2 --> CaCO3 + H2O blancing equatuion .... (OH)2 this 2 implies to both O and H, not Ca so there are left Ca =1 O=4 H=2 C=1...

    2 Answers · Science & Mathematics · 12/12/2011

  2. Atomic weights:- Ca = 40 u Br = 80 u O = 16 u Molecular weight of Ca ... of Br = 80 * 2 = 160 g Mass of O = 16 * 8 = 128 g % of Ca = (40/328)*100 = 12.2 % % of Br = (160/328)*100 = 48.8 % % of O = (128/328...

    2 Answers · Science & Mathematics · 20/07/2009

  3. Ca (OH)2 --> Ca ^+2 + 2OH^- Ksp = [ Ca ^+2][OH^-]^2 let x = [ Ca ^+2] then [OH^-] = 2x Ksp = (x)(2x)^2 5.5x10^-5 = 4x^3 x^3 = 1.375x10...

    1 Answers · Science & Mathematics · 25/06/2013

  4. 5 Ca + V2O5 → 5 CaO + 2 V (1540 g V2O5) / (181.88017 g V2O5/mol) = 8.46711 mol V2O5 (1960 g Ca ) / (40.0784 g Ca /mol) = 48.9041 mol Ca 8.46711 moles of ...

    1 Answers · Science & Mathematics · 12/04/2014

  5. Ca + 2H2O yields Ca (OH)2 + H2 Basically it's almost balanced already, just add a 2 in front of the H2O.

    7 Answers · Science & Mathematics · 26/11/2006

  6. CO2 + Ca (OH)2 ---> CaCO3 + H2O + CO2 + Ca (HCO3...no answer at all. It suggests this equation as possible. CO2 + Ca (OH)2 ==> CaCO3 + H2O which is balanced...

    1 Answers · Science & Mathematics · 07/03/2016

  7. Equation: Ca + Cl2 → CaCl2 1mol Ca Reacts with 1 mol Cl2...

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

  8. Ca + Pb(NO3)2 ---> Ca (NO3)2 + Pb

    1 Answers · Science & Mathematics · 21/05/2009

  9. ...(aq) --> MgCl2(aq) + H2(g)... Ca (s) + 2HCl(aq) --> CaCl2(aq) + H2... Ca ...mole = g.mass/m.mass,,, mole = 5g/40g/mol = 0.125moles of Ca ... 1mole Ca --> 24mL H2 0.125moles...

    1 Answers · Science & Mathematics · 30/06/2013

  10. ...equation for this reaction is 2 Na3PO4(aq) + 3 Ca (NO3)2(aq) → Ca3(PO4)2(s) + 6... Ca (NO3)2 [(0.0042828 mol Na3PO4)/1][(3 mol Ca (NO3)2)/(2 mol Na3PO4)] = 0.0064242 mol Ca ...

    3 Answers · Science & Mathematics · 23/11/2012

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