Describing Chemical Reactions

Question 1

Sulfurous acid, H2SO3, breaks down into water (H2O) and sulfur dioxide (SO2).If only one molecule of sulfurous acid was involved in a chemical reaction, how many sulfur (S) atoms would be in the products?

Revolt · Accepted Answer

1 atom of sulfur

Question 2

Identify each part of this chemical equation, which describes the breakdown of water into hydrogen and oxygen.

Revolt · Accepted Answer

✔ chemical equation; A (the entire green box):: chemical equation; B (the blue box):: reactants; C (the arrow):: reacts to form; D (the purple box):: products

Question 3

chemical equationproductsreacts to form✔ reactants

Revolt · Accepted Answer

✔ reactants

Question 4

chemical equationproducts✔ reacts to formreactants

Revolt · Accepted Answer

✔ reacts to form

Question 5

chemical equation✔ productsreacts to formreactants

Revolt · Accepted Answer

✔ products

Question 6

Use the chemical equation to find the answers.

Revolt · Accepted Answer

✔ 3; Identify how many oxygen atoms are in the product.: 3; Identify how many oxygen atoms are in the reactant.: 3

Question 7

12✔ 3

Revolt · Accepted Answer

✔ 3

Question 8

Use the chemical equation to find the answers.

Revolt · Accepted Answer

✔ 8; Identify how many oxygen atoms are in the product.: 8; Identify how many oxygen atoms are in the reactant.: 8

Question 9

42✔ 8

Revolt · Accepted Answer

✔ 8

Question 10

When sugar is burned, water vapor and carbon dioxide are produced.

Revolt · Accepted Answer

Sugar has carbon atoms.: 12; Sugar has hydrogen atoms.: 22; Sugar has oxygen atoms.: 11

Describing Chemical Reactions Answers

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