Chemistry Chapter 11

Chemistry Chapter 11

10th Grade

16 Qs

quiz-placeholder

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Chemistry Chapter 11

Chemistry Chapter 11

Assessment

Quiz

Chemistry

10th Grade

Practice Problem

Easy

NGSS
HS-PS1-7, HS-PS1-2

Standards-aligned

Created by

Charles Martinez

Used 1+ times

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16 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the conversion factor that allows you to convert between moles of one compound and moles of another compound?

molar mass

Avogadro's number

stoichiometry

mole ratio

2.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Balance this equation:

_CH4 + _O2 --> _CO2 + _H2O

1,2,1,1

2,1,2,1

1,2,1,2

2,2,1,2

Tags

NGSS.HS-PS1-7

3.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Balance this equation:

_SeCl6+_O2>_SeO2+_Cl2

1,2,1,2

1,1,1,3

1,2,1,1

2,1,1,1

Tags

NGSS.HS-PS1-7

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

N2 + 3H2 → 2NH3

What is the mole ratio between N2 and NH3 in the above reaction?

1 moles NH3 : 2 moles N2

2 moles NH3 : 1 moles N2

2 moles NH3 : 3 moles N2

3 moles NH3 : 2 moles N2

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

P4O10 + 6 H2O --> 4 H3PO4

What is the mole ratio of H2O to H3PO4 in the chemical equation above?

6 moles H2O : 4 moles H3PO4

4 moles H2O : 6 moles H3PO4

1 mole H2O : 3 moles H3PO4

3 moles H2O : 1 moles H3PO4

6.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

4NH3 + 5O2-->4NO + 6H2O

What is the total number of moles of H2O produced when 12 mole of NH3 is completely consumed?

15 moles

18 moles

20 moles

24 moles

Tags

NGSS.HS-PS1-7

7.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Cl2 + 2KBr → Br2 + 2KCl

How many grams of Br2 can be produced from 356 g of KBr?

2.99 g Br2

9.10 g Br2

1.50 g Br2

239 g Br2

Tags

NGSS.HS-PS1-7

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