U6 Warm up - Stoichiometry Introduction

Front

What are the units for molar mass?

Back

g/mol

Front

What is the first step in completing a stoichiometry problem?

Back

Writing the Balanced Equation

Front

Which part of a reaction is used to calculate the molar ratio?

Back

Coefficients of the Balanced Reaction

Front

For the Balanced Reaction: 3 Mg + 1 Fe2O3 → 3 MgO + 2 Fe; What is the Ratio of moles of Mg to moles Fe?

Back

3 mol Mg / 2 mol Fe

Front

What is a real-life example of a ratio?

Back

4 meatballs : 1 cup of sauce

Front

Define stoichiometry.

Back

The calculation of reactants and products in chemical reactions.

Front

What is a balanced equation?

Back

An equation where the number of atoms for each element is the same on both sides.

Front

What is the purpose of coefficients in a chemical equation?

Back

To indicate the number of moles of each substance involved in the reaction.

Front

How do you find the molar mass of a compound?

Back

By adding the atomic masses of all atoms in the compound.

Front

What is the significance of the mole in chemistry?

Back

It is a unit that measures the amount of substance, allowing chemists to count particles by weighing.