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What is the percent field

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Which is the best estimate of the pH of a solution that has a hydroxide ion concentration of 1.25 x 10^ -5M?  

Excess oxygen gas reacts with 244 g of iron to produce 332 g of Fe2O3. What is the percent field?

2NH3(g) + CO3 (g) = (NH2)2CO(s) + H2O(g) What mass of NH3 will yield 147g of H2O when this reaction goes to completion?

Reference no: EM131054385

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