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A student determines the calcium content of a solution by first precipitating it as calcium hydroxide, and then decomposing the hydroxide to calcium oxide by heating. How many grams of calcium oxide should the student obtain if his solution contains 55.0 mL of 0.458 M calcium nitrate?

Sagot :

Answer:

1.41g

Explanation:

all work is shown in the attached image :-)

View image kaurna36
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