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Chemistry
Calculate the mass of calcium phosphate that forms when 5.50 x 10 -2 mol of solid calcium chlorate is dissolved in 600.0 mL of 1.00 x 10 -2 M lithium phosphate solution.
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You follow the same procedure as the Mg(NO3)2 and Li2SO4 problem. This is a limiting reagent problem.
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Calcium can also be precipitated out of the solution by adding sodium phosphate (Na3PO4) to form solid calcium phosphate.
A.)
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Is this unknown sample Ca^2+. Then 3Ca^2+ + 2PO4^3- --> Ca3(PO4)2(s) You must know mols Ca^2+ from
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When calcium chloride and ammonium phosphate are mixed, an insoluble precipitate of calcium phosphate forms and falls out of
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The ppt is Ca3(PO4)2. You have 8.16E25 atom Ca ions. That's 8.16E25 x (1 mol/6.02E23) = ? mols Ca
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Calculate the molar solubility of calcium phosphate [Ca3(PO4)2 in a solution which is 0.10M in sodium phosphate (Na3PO4). Ksp
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................Ca3(PO4)2 ==> 3Ca^2+ + 2[PO4]^3-
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CaCO3 2HCl forms CO2 CaCl2 H2O
1.calculate the molar mass of calcium chloride produce 2.calculate the number of moles of calcium
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I recommend you find the + sign on your keyboard and learn to use it. CaCO3 + 2HCl => CO2 + CaCl2 +
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A precipitate of calcium phosphate is formed when aqueous solutions of sodium phosphate and excess calcium chloride are mixed.
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Here is an example of a stoichiometry problem that is worked almost the same as this one. To
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A 1.50-g mixture of the solid salts Na2SO4(molar mass 142.04 g/mol) and Pb(NO3)2(molar mass 331.20 g/mol) forms an aqueous
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Pb(NO3)2(aq) + Na2SO4(aq) ==> PbSO4(s) + 2NaNO3(aq)
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Write the balanced equation of the reaction described below. Include the states (s, l, aq, g) for the reactants and products.
Whe
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CaCl2 (aq) + Na3PO4 (s) >> Ca3(PO4)2 (s) + NaCl (aq) Balancing it is easy. go to the most
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Hard Water often contains calcium chloride. The calcium ion in solution can be detected using a solution of sodium phosphate.
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a. The chemical name for the precipitate that forms when solutions of calcium chloride and sodium
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20 g of calcium chloride reacts with 20 g of sodium carbonate to form calcium carbonate and sodium chloride.
CaCl2+ Na2CO3 →
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First, we need to determine the limiting reactant by using the concept of mole ratios. The balanced
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Calculate the boiling tempature for a solution which contains 0.325 mol of calcium phosphate (Ca3(PO4)2) dissolved into 240.0 g
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To calculate the boiling temperature elevation for a solution, we can use the equation: ΔTb = Kb *
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