Stoichiometry

Which expression can be used to solve a mass-to-mole conversion for the equation HCL -----> H₂ + Cl₂? Given: Mass of HCl and unknown: Mol of Cl2

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NGSS.HS-PS1-7

• mass of oxygen redacted.

• mass of carbon dioxide produced.

• mass of water produced.

• none of the above.

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NGSS.HS-PS1-7

• 1 to 6

• 3 to 2

• 4 to 6

• 2 to 3

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NGSS.HS-PS1-7

Knowing the mole ratio of a reactant and product in a chemical reaction would allow you to determine:

• the energy released in the reaction.

• the speed of the reaction.

• whether the reaction is reversible.

• the mass of the product produced from a known mass of reactant.

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NGSS.HS-PS1-7

• 2 : 1

• 1 : 1

• 3 : 2

• 6 : 8

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NGSS.HS-PS1-7

• 1 : 3

• 2 : 3

• 1 : 1

• 3 : 2

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NGSS.HS-PS1-7

• 0.9 mol

• 18 grams

• 0.53 mol

• 36 grams

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NGSS.HS-PS1-7

The most steps are required to solve stoichiometry problems when the reactant is given in grams and the product is sought in

• moles.

• grams.

• liters.

• number of atoms.

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NGSS.HS-PS1-7

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NGSS.HS-PS1-7

• 114.78 mol PbI₂

• 0.904 grams PbI₂

• 0.904 mol PbI₂

• 114.78 grams PbI₂

Tags

NGSS.HS-PS1-7