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A student is running an experiment in which 73.4 grams of BaI2 is needed, but the...

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Chemistry

A student is running an experiment in which 73.4 grams of BaI2is needed, but the only jar of reagent in the lab is labelledbarium iodide dihydrate. How many grams of the hydrate must thestudent weigh out in order to get the desired amount of theanhydrous compound?

1. How many GRAMS ofpotassium are present in 1.73grams of potassium chromate,K2CrO4 ?
grams potassium.

How many GRAMS of potassiumchromate can be made from 2.35 grams ofpotassium ?
grams potassium chromate.

Answer & Explanation Solved by verified expert
4.4 Ratings (770 Votes)
Barium iodide dihydrate is BaI22H2O Molar mass of BaI22H2OMolar mass of Ba2xmolar mass of I4xmolar mass of H2xmolar mass of O 1373 gmol2x1269 gmol4x1 gmol2x16 gmol 1373 gmol2538 gmol4 gmol32 gmol 4271 gmol Molar mass of BaI2Molar mass of Ba2xmolar    See Answer
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