Studying for Tests

Question 1

Potassium permanganate (KMnO4) reacts with hydrochloric acid (HCl) to form potassium chloride (KCl), manganese chloride (MnCl2), water (H2O), and chlorine gas (Cl2). The balanced chemical equation is 2KMnO4 + 16HCl → 2KCl + 2MnCl2 + 8H2O + 5Cl2. Select the correct ratios of each of the following substances.KMnO4:KCl =

Revolt · Accepted Answer

2:2

Question 2

HCl:H2O =

Revolt · Accepted Answer

16:8

Question 3

KMnO4:Cl2 =

Revolt · Accepted Answer

2:5

Question 4

HCl:MnCl2 =

Revolt · Accepted Answer

16:2

Question 5

Sequential note-taking is a good solution when you need to

Revolt · Accepted Answer

make note of dates in chronological order.

Question 6

What is one reason to create a study checklist?

Revolt · Accepted Answer

to identify any questions on the material

Question 7

Peyton has a hard time studying because it can be difficult to see the pages of his textbook.

Revolt · Accepted Answer

He can choose an area with more light.

Question 8

Which best describes distractions in study environments?

Revolt · Accepted Answer

It is hard to focus if a student is distracted.

Question 9

Kendrick has a hard time studying because it is difficult to find things on his crowded desk.

Revolt · Accepted Answer

He can create a well-organized area.

Question 10

Why might a student create a study checklist? Select three options.to make note of all assignmentsto create a list of vocabulary termsto keep track of upcoming deadlinesto show how concepts are connectedto record ideas and details from a textbook

Studying for Tests Answers

More from this Course

TRY EDGENUITY HACKS