1. Today’s Warm-Up U8-4 Add to U8-4 Unit 8 Warm-Ups
You may add today’s Warm-Up to the same page as the previous one or write it on a new sheet of paper
Date the assignment: 02/10/2014
Title the assignment: Interpreting Equations
Number the page in the upper corner: U8-4
Write the question and then write your answer.

2. Interpreting Equations
Balance the equation below:
___ SnO2 + ___ H2 → ___ Sn + ___ H2O
Interpret the equation in terms of particles.
Interpret the equation in terms of moles.

3. Interpreting Equations
Balance the equation below:
___ SnO2 + ___ H2 → ___ Sn + ___ H2O
Interpret the equation in terms of particles.
Interpret the equation in terms of moles.
(1) 2
(1) 2
1 formula unit SnO molecules H2
→ 1 atom Sn molecules H2O
1 mol SnO2 + 2 mol H2 → 1 mol Sn + 2 mol H2O