Stoichiometry

Front

Mole ratios are obtained from the following options: balanced chemical equation, periodic table, molar mass

Back

balanced chemical equation

Front

How many steps will it take to go from moles given to moles unknown?

Back

1

Front

How many steps will it take me to go from grams to grams?

Back

3

Front

How many steps will it take to go from grams to moles?

Back

1

Front

I use molar mass when the problem gives me grams?

Back

True

Front

Do I use mole ratio (coefficients) from balanced chemical equation?

Back

True

Front

Balance the reaction: CaC₂(s) + H₂O(l) --> C₂H₂(g) + Ca(OH)₂(aq)

Back

1,2,1,1

Front

Convert atoms of NaOH to moles of NaOH. How many steps?

Back

1

Front

What is the first thing you must do to solve a stoichiometry problem?

Back

Write a Balanced Equation

Front

How many molecules of I₂ are produced from 0.4235 mol of CuCl₂ in the reaction: 2CuCl₂ + 4KI → 2CuI + 4KCl + I₂?

Back

1.28 × 10²³ molecules I₂