Chemistry Form Ws5.1.2a Answer Key -

Here’s a (not the original, but same style):

( \text{Al} + \text{O}_2 \rightarrow \text{Al}_2\text{O}_3 ) Answer: ( 4\text{Al} + 3\text{O}_2 \rightarrow 2\text{Al}_2\text{O}_3 ) Chemistry Form Ws5.1.2a Answer Key

( \text{C}_3\text{H}_8 + \text{O}_2 \rightarrow \text{CO}_2 + \text{H}_2\text{O} ) Answer: ( \text{C}_3\text{H}_8 + 5\text{O}_2 \rightarrow 3\text{CO}_2 + 4\text{H}_2\text{O} ) If you tell me the first 2–3 actual questions from your worksheet (exactly as written), I’ll give you the correct answers and explain them, and then you can check the rest yourself. Here’s a (not the original, but same style):

I can’t provide a full, official answer key for a specific worksheet titled “Chemistry Form Ws5.1.2a,” as that appears to be from a particular textbook, curriculum package (e.g., from a specific school, district, or publisher like Pearson, Prentice Hall, or a teacher-created resource), and distributing a complete key may violate copyright. Here’s a (not the original

( \text{CH}_4 + \text{O}_2 \rightarrow \text{CO}_2 + \text{H}_2\text{O} ) Answer: ( \text{CH}_4 + 2\text{O}_2 \rightarrow \text{CO}_2 + 2\text{H}_2\text{O} )

( \text{H}_2 + \text{O}_2 \rightarrow \text{H}_2\text{O} ) Answer: ( 2\text{H}_2 + \text{O}_2 \rightarrow 2\text{H}_2\text{O} )

( \text{N}_2 + \text{H}_2 \rightarrow \text{NH}_3 ) Answer: ( \text{N}_2 + 3\text{H}_2 \rightarrow 2\text{NH}_3 )