Chapter 9 On-line Quiz

Chemistry 20                                         David Oliver

Answer the questions below and then click "submit" to send your answers. Select the best answer for all multiple choice questions.Note: Chapter 10 homework is: 21,29,31,35,36,37-44,45,49,55,65

  1. When solving problems involving chemical reactions, it is best to start by balancing the chemical equation.

    2. Your answer:
    True False

  2. All mole to mole conversion factors can be found using the periodic table.

    3. Your answer:
    True False

  3. All gram to mole or mole to gram conversion factors can be found using the periodic table.

    4. Your answer:
    True False

  4. Avogadro's principle states that there is one gram for a mole of any substance.

    5. Your answer:
    True False

  5. There is one mole of hydrogen molecules in one mole of water.

    6. Your answer:
    True False

  6. The calculated amount of product that can be produced from a given amount of reactant is called the ______________ _____________. Spelling counts, so look it up!

    7. Your answer:

  7. The actual amount of product produced from a given amount of reactant is called the ______________ _____________. Spelling counts, so look it up!

    8. Your answer:

  8. The reactant that is consumed first is called the ________ ________. Spelling counts, so look it up! Spelling counts, so look it up!

    9. Your answer:

  9. The reactant that remains after a reaction is completed is called the ______________ _____________. Spelling counts, so look it up!

    10. Your answer:

  10. What is the actual yield times 100 divided by the theoretical yield? ___________ ___________. Spelling counts, so look it up!

    11. Your answer:

  11. How many grams of carbon are in 90.07 g of C6H12O6?

    12. Your answer:
    36.03 g C
    15.85 g C
    12.01 g C
    72.06 g C
    6.005 g C

  12. How many moles of oxygen are required to make 15.00 g of MgO according to the reaction 2Mg + O2 ---> 2MgO?

    13. Your answer:
    2.98 mole O2
    .372 mole O2
    .226 mole O2
    5.95 mole O2
    .186 mole O2

  13. What mass of silver can form when .200 mol of copper is placed in a solution containing excess AgNO3? One product is copper(II) nitrate.

    14. Your answer:
    43.16 g Ag
    .400 g Ag
    86.32 g Ag
    21.58 g Ag
    .200 g Ag

  14. 100.0 g of AgNO3 is reacted with 50.0 g of MgBr2. How many grams of silver bromide are formed?

    15. Your answer:
    110.5 g AgBr
    188 g AgBr
    102 g AgBr
    150 g AgBr
    107 g AgBr

  15. 2.00 g of hydrogen reacts with 10.00 g of oxygen. How many grams of the excess reagent remain?

    16. Your answer:
    .313 g H
    .740 g H2
    .739 g O
    .739 g O2
    1.26 g H2

Name: 

Full email address: 

Class: 

NOTE TO THE STUDENT: If the answers are sent successfully, you will see another page come up in the web browser. If you don't see this page, it is possible that an error occurred during transfer and you should either resubmit your answers or notify your instructor.

Generated by QuizMaker 2.0.

QuizMaker 2.0 for QuizCenter authored by Ritchard Shadian. © 1996-98 University of Hawaii. Developed for the University of Hawaii Office of Technology Transfer and Economic Development in cooperation with Maui Community College. All rights reserved. Any copying, distribution, or preparation of derivative works is strictly prohibited.