Asap 15)given: sio2 + 4hf → sif4 + 2h2o in this chemical reaction, how many grams of hf are needed for 182 grams of sio2 to react completely? express your answer to three significant figures. the reaction requires grams of hf.

The reaction requires 243 grams of HF.

Explanation:

Moles of silicon dioxide =

According to reaction 1 moles of silicon dioxide reacts with 4 moles of  hydrogen fluoride.

Then 3.033 moles of silicon dioxide will react with:

of hydrogen fluoride

Mass of 12.133 moles of hydrogen fkluorode is:

The reaction requires 243 grams of HF.

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