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Q: How many grams of Al are needed to completely react with 135 g Iron?
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How many grams of iron will be needed to react completely with an excess of oxygen to form 40 grams of iron3 oxide?

28g Fe


How many grams of oxygen are needed to react with 350g of iron to produce 500g of Fe2O3?

You need 150,41 g oxygen.


How many grams of iron iii hydroxide will react with 85g or sodium chloride?

The iron(III) hydroxide is not soluble in water and doesn't react with sodium chloride.


What mass of iron is needed to react with 16 grams of sulfur?

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How many millimeters of a 2 Molar solution of hydrochloric acid are needed to completely react with 75 grams of iron sulfide?

FeS + 2HCl >> FeCl2 + H2S 75 grams FeS (1mole FeS/87.92 grams)(2 mole HCl/1 mole FeS) = 1.71 moles HCl 2 Molar HCl = 1.71 moles HCl/Liters = 0.855 Liters HCl, or as asked for; 855 milliliters of hydrochloric acid needed


How many milliliters of a 2.00 M solution of hydrochloric acid are needed to completely react with 75.0 g of iron sulfide according to the chemical reaction shown below?

852 - 854


If eight atoms of iron react completely with six molecules of oxygen how many units of iron oxide will be formed?

four


How much iron is required to react with 48.0 grams of sulfur in the reaction 2Fe plus 3S yields Fe2S3?

2Fe + 3S >> Fe2S3 48.0 grams S (1 mole S/32.07 g)(2 Fe/3 mole S)(55.85 g/1 mole Fe) = 55 .7 grams of iron needed


How many grams of Fe3O4 are required to react completey with 300 grams of H2?

its not 8681 g.....got that wrong on the test.


How many moles of iron oxide are needed to react with 2.5 mol of Al?

The answer is 1,25 moles iron(III) oxide.


Why iron does not react with mercury to form amalgam?

Iron can not react with mercury


Was does iron react with?

Iron can react with water in the presence of air and form rust.