The mass of hydrogen H 2 produced from the reaction of steam with the given substances should be determined. Concept introduction: Number of mole = Given mass of the substance Molar mass The molar mass of an element or compound is the mass in grams of 1 mole of that substance, and it is expressed in the unit of g r a m s p e r m o l ( g / m o l ) . For chemical reaction balanced chemical reaction equation established in accordance with the Law of conservation of mass. Stoichiometric factor is a relationship between reactant and product which is obtained from the balanced chemical equation for a particular reaction.

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Chapter 20, Problem 15PS

Interpretation Introduction

Interpretation:

The mass of hydrogen H2 produced from the reaction of steam with the given substances should be determined.

Concept introduction:

Number of mole =Given mass of the substanceMolar mass

The molar mass of an element or compound is the mass in grams of 1 mole of that substance, and it is expressed in the unit of grams per mol (g/mol) .

For chemical reaction balanced chemical reaction equation established in accordance with the Law of conservation of mass.

Stoichiometric factor is a relationship between reactant and product which is obtained from the balanced chemical equation for a particular reaction.

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