name : date : Balancing Equations About Chemistry Balance the following chemical Equations . 1. SiCl4(l) + H2O(l) SiO2(s) + HCl(aq)2. As + NaOH Na3 AsO3 + H2 3. Au2S3 + H2 Au + H2S 4. V2O5 + HCl VOCl3 + H2O 5. Hg(OH)2 + H3PO4 Hg3(PO4)2 + H2O 6. SiO2 + HF SiF4 + H2O 7. Zn + HCl ZnCl2 + H2 8. HClO4 + P4O10 H3PO4 + Cl2O7 9. N2(g) + O2(g) + H2O HNO3(aq) 10.
Name: Date: Balancing Equations About Chemistry http://chemistry.about.com Balance the following chemical equations. 1. SiCl 4(l)
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1 name : date : Balancing Equations About Chemistry Balance the following chemical Equations . 1. SiCl4(l) + H2O(l) SiO2(s) + HCl(aq)2. As + NaOH Na3 AsO3 + H2 3. Au2S3 + H2 Au + H2S 4. V2O5 + HCl VOCl3 + H2O 5. Hg(OH)2 + H3PO4 Hg3(PO4)2 + H2O 6. SiO2 + HF SiF4 + H2O 7. Zn + HCl ZnCl2 + H2 8. HClO4 + P4O10 H3PO4 + Cl2O7 9. N2(g) + O2(g) + H2O HNO3(aq) 10.
2 NH4NO3 N2 + O2 + H2O
Name: Date: Balancing Equations About Chemistry http://chemistry.about.com Balance the following chemical equations. 1. Fe +
Name: Date: Balancing Equations About Chemistry http://chemistry.about.com Balance the following chemical equations. 1. CH
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1. $28.62 How much interest does a $318 investment earn at 9% over one year? 2. $405.00 If you borrow $675 for six years at an interest rate of 10%, how much interest will you pay? 3. $151.56 If you borrow $421 for nine years at an interest rate of 4%, how much
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Formative Assessment Manual for Teachers Chemicals Reactions & Equations - Chapter 1 Student Worksheet Time:20 minutes ... This will make the task of balancing the chemical equation cumbersome for the students. The teacher may give examples of ... Chemical Reactions & Equations Chapter 1 Assessment Technique:
In balancing chemical equations you need to remember to three important points. a) You do not change the chemical formula of a substance to balance an equation. b) An equation is balanced by writing whole numbers before a chemical symbol or formula.
AP Chemistry Chemical Equations Worksheet Write the balanced chemical equation (excluding spectator ions) underneath each reaction description, and answer the question. (a) A solution of ammonia is added to a dilute
KEY Chemistry: Balancing Chemical Equations Directions: First, balance each of the chemical equations below. Then, classify each reaction as synthesis, decomposition, single-replacement, or double-replacement.To earn full credit, write the words out
Balancing Equations Worksheet – Answers Note to students: It is acceptable to leave spaces blank when balancing equations – blank spaces are interpreted as containing the number “1”.
Balancing Chemical Equations –Answer Key Balance the equations below: 1) 1 N 2 + 3 H 2 → 2 NH 3 2) 2 KCIO 3 → 2 KCl + 3 O 2 3) 2 NaCl + 1 F 2 → 2 NaF + 1 Cl 2 4) 2 H 2 + 1 O 2 → 2 H 2 O 5) 1 Pb(OH) 2 + 2 HCl → 2 H 2 O + 1 PbCl 2 6) 2 AlBr 3
Balancing Equations Worksheet KEY 1. Zn (s) + 2 AgNO 3 (aq) ⇒ Zn(NO 3) 2 (aq) + 2 Ag (s) 2. N 2 (g) + 3 H 2 (g) ⇒ 2 NH 3 (g) 3. NaCl (aq) + AgC 2H 3O 2 (aq) ⇒ NaC 2H 3O 2 (aq) + AgCl (s) 4. 3 Mg(OH) 2 (aq) + 2 H 3PO 4 (aq) ⇒ 6 H 2O (l) + Mg 3(PO 4 ) 2 (aq) 5. 2 HNO 3 (aq) + Ni (s) ⇒ Ni(NO 3) 2 (aq) + H 2 (g) 6. Ba(HCO 3) 2 (s) ⇒ BaCO 3 (s) + H 2O (g) + CO
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Worksheet Balancing Word Equations Chapter 10 (Remember the following are diatomic: H 2, N 2, O 2, F 2, Cl 2, Br 2, I 2) The coefficients should add up to the number at the end that is in parenthesis.
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