Page 27 - Chapter 7
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2. ปฏิกิริยา 2C 2H 6(g) + 7O 2(g) 4CO 2(g) + 6H 2O(g) ถ้าแก๊สอีเทน และแก๊สออกซิเจน
3 3
อย่างละ 100 dm ท าปฏิกิริยากันอย่างสมบูรณ์ จะเหลือสารใดเป็นจ านวน กี่ dm ที่ STP
กระบวนการคิดวิเคราะห์โจทย์และค านวณ
ขั้นที่ 1 ท าความเข้าใจปัญหา
1.1 สิ่งที่โจทย์ก าหนดให้
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1.2 สิ่งที่โจทย์ต้องการทราบ
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ขั้นที่ 2 วางแผนแก้ปัญหา
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ขั้นที่ 3 ด าเนินการตามแผน
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