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Easy Stoichiometry: Balance Equations and Calculate Mass

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Xiuyi 🦥

7/16/2023

Chemistry

Stoichometry

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Equilibrium

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Using the Reaction Quotient

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Reaction Quotient

Easy Stoichiometry: Balance Equations and Calculate Mass

How to use stoichiometry to balance chemical equations and understand chemical reactions through mathematical calculations.

  • Stoichiometry is the mathematical study of chemical reactions, focusing on determining mole ratios for stoichiometry problems
  • The law of conservation of matter states that matter cannot be created or destroyed, only transformed
  • Balanced equations show equal numbers of atoms on both sides using coefficients
  • Calculating product mass from balanced equations in stoichiometry involves using mole ratios and conversion factors
  • Calculations can involve converting between moles, grams, molecules, atoms, and gas volumes at STP
...

7/16/2023

85

3/11/22 Stoichiometry Aim: How do we use a mole) to convey the law of conservation of matter? fos I. Baus of conservation of matter/mass fre

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Page 2: Advanced Stoichiometry Problem-Solving

The second page delves deeper into various types of stoichiometry problems, focusing on practical calculations involving different units and conversions.

Definition: Stoichiometry problems involve determining the amount of reactants used or products produced using balanced chemical equations and mole ratios.

Example: A detailed problem showing how to calculate the mass of N₂ reacting with F₂ to produce NF₃, demonstrating multiple conversion steps.

Highlight: Problems can involve converting between different units including moles, grams, molecules, atoms, and gas volumes at STP 22.4L/mole22.4 L/mole.

Vocabulary: STP StandardTemperatureandPressureStandard Temperature and Pressure - conditions under which gas volume calculations are standardized.

The page includes multiple example problems showing different calculation types, including determining gas volumes at STP and mass calculations using molecular weights.

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Subjects

Chemistry

Equilibrium

Using the Reaction Quotient

Reaction Quotient

 

Chemistry

•

85

•

Jul 16, 2023

•

2 pages

Easy Stoichiometry: Balance Equations and Calculate Mass

user profile picture

Xiuyi 🦥

@xiuyiii

How to use stoichiometry to balance chemical equations and understand chemical reactions through mathematical calculations.

  • Stoichiometry is the mathematical study of chemical reactions, focusing on determining mole ratios for stoichiometry problems
  • The law of conservation of matter states that matter... Show more

3/11/22 Stoichiometry Aim: How do we use a mole) to convey the law of conservation of matter? fos I. Baus of conservation of matter/mass fre

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Page 2: Advanced Stoichiometry Problem-Solving

The second page delves deeper into various types of stoichiometry problems, focusing on practical calculations involving different units and conversions.

Definition: Stoichiometry problems involve determining the amount of reactants used or products produced using balanced chemical equations and mole ratios.

Example: A detailed problem showing how to calculate the mass of N₂ reacting with F₂ to produce NF₃, demonstrating multiple conversion steps.

Highlight: Problems can involve converting between different units including moles, grams, molecules, atoms, and gas volumes at STP 22.4L/mole22.4 L/mole.

Vocabulary: STP StandardTemperatureandPressureStandard Temperature and Pressure - conditions under which gas volume calculations are standardized.

The page includes multiple example problems showing different calculation types, including determining gas volumes at STP and mass calculations using molecular weights.

3/11/22 Stoichiometry Aim: How do we use a mole) to convey the law of conservation of matter? fos I. Baus of conservation of matter/mass fre

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Page 1: Introduction to Stoichiometry and Balanced Equations

The first page introduces fundamental concepts of stoichiometry and balanced chemical equations. The law of conservation of matter forms the basis for understanding chemical reactions mathematically.

Definition: Stoichiometry is the mathematics of chemistry used to determine the amount of reactants consumed or products produced from balanced chemical equations.

Example: In the reaction 2H₂ + O₂ → 2H₂O, the coefficients show that 2 moles of H₂ react with 1 mole of O₂ to produce 2 moles of H₂O.

Highlight: Coefficients in balanced equations represent the number of moles of each substance.

Vocabulary: Mole ratio - the relationship between the amounts of reactants and products in a balanced equation.

The page demonstrates how to solve basic stoichiometry problems using mole ratios and balanced equations, including a practice problem involving nitrogen and hydrogen to produce ammonia.

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This app is really great. There are so many study notes and help [...]. My problem subject is French, for example, and the app has so many options for help. Thanks to this app, I have improved my French. I would recommend it to anyone.

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Wow, I am really amazed. I just tried the app because I've seen it advertised many times and was absolutely stunned. This app is THE HELP you want for school and above all, it offers so many things, such as workouts and fact sheets, which have been VERY helpful to me personally.

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David K

iOS user

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Sudenaz Ocak

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Greenlight Bonnie

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