Reagent Preparation Quiz Part 2

40 Questions

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Chemistry Quizzes & Trivia

REAGENT PREPARATION QUIZ


Questions and Answers
  • 1. 
    PREPARE A 16%, 200mL SOLUTION OF BLEACH, HOW MUCH OF THE BLEACH CONCENTRATE IS NEEDED?
    • A. 

      3.2mL

    • B. 

      32mL

    • C. 

      320mL

    • D. 

      0.005

  • 2. 
    HOW MUCH BLEACH IS NEEDED TO MAKE A 10%, 50mL BLEACH SOLUTION
    • A. 

      0.5mL

    • B. 

      1.5mL

    • C. 

      5mL

    • D. 

      83.3mL

  • 3. 
    HOW MUCH BLEACH IS NEEDED TO MAKE A  50mL BLEACH SOLUTION WITH ONE PART BLEACH AND 4 PARTS WATER
    • A. 

      10mL

    • B. 

      100mL

    • C. 

      4mL

    • D. 

      20mL

  • 4. 
    HOW MUCH BLEACH IS NEEDED TO MAKE A  1000mL BLEACH SOLUTION WITH 3 PARTS BLEACH AND 7 PARTS WATER
    • A. 

      4mL

    • B. 

      30mL

    • C. 

      300mL

    • D. 

      250mL

  • 5. 
    HOW MUCH BLEACH IS NEEDED TO MAKE A  80mL, 1 to 8 dilution of BLEACH SOLUTION
    • A. 

      0.8mL

    • B. 

      6.4mL

    • C. 

      4mL

    • D. 

      10mL

  • 6. 
    HOW MUCH BLEACH IS NEEDED TO MAKE A  200mL, 1 :10 dilution of BLEACH SOLUTION
    • A. 

      50mL

    • B. 

      40mL

    • C. 

      20mL

    • D. 

      800mL

  • 7. 
    HOW MUCH BLEACH IS NEEDED TO MAKE A 80mL, 1 :8 dilution of BLEACH SOLUTION
    • A. 

      8mL

    • B. 

      5mL

    • C. 

      10mL

    • D. 

      32mL

  • 8. 
    HOW MUCH OF A 40% ALCOHOL SOLUTION IS USED TO PREPARE A 2000mL, 5% ALCOHOL SOLUTION
    • A. 

      2.5mL

    • B. 

      25mL

    • C. 

      250mL

  • 9. 
    HOW MUCH OF A 50% ALCOHOL SOLUTION IS USED TO PREPARE A 200mL, 5% ALCOHOL SOLUTION
    • A. 

      2

    • B. 

      20

    • C. 

      200

  • 10. 
    A 4 L OF 20% ALCOHOL IS NEEDED, HOW MUCH 40% ALCOHOL IS REQUIRED TO MAKE 20% ALCOHOL
    • A. 

      2L

    • B. 

      20L

    • C. 

      200L

  • 11. 
    A PROCEDURE CALLS FOR 8% ACETIC ACID. 1L is NEEDED. HOW MUCH ACETIC ACID IS NEEDED
    • A. 

      8mL

    • B. 

      800mL

    • C. 

      80000mL

    • D. 

      80mL

  • 12. 
    A 8 L OF 40% ALCOHOL IS NEEDED, HOW MUCH 80% ALCOHOL IS REQUIRED TO MAKE 40% ALCOHOL
    • A. 

      4L

    • B. 

      400L

    • C. 

      40L

  • 13. 
    HOW MUCH BLEACH IS NEEDED TO MAKE A 300mL, 4 :15 dilution of BLEACH SOLUTION
    • A. 

      80mL

    • B. 

      40mL

    • C. 

      6.4mL

    • D. 

      250mL

  • 14. 
    HOW MUCH BLEACH IS NEEDED TO MAKE A  400mL BLEACH SOLUTION WITH 1 PARTS BLEACH AND 3 PARTS WATER
    • A. 

      8mL

    • B. 

      10mL

    • C. 

      80mL

    • D. 

      100mL

  • 15. 
    HOW COULD A 1 TO 45 DILUTION OF BLOOD BE PREPARED
    • A. 

      ONE PART BLOOD MIXED WITH 44 PARTS SALINE

    • B. 

      ONE PART BLOOD MIXED WITH 45 PARTS SALINE

  • 16. 
    HOW COULD A 5:9 DILUTION OF SERUM BE PREPARED?
    • A. 

      FIVE PARTS SERUM, FOUR PARTS SALINE

    • B. 

      FOUR PARTS SERUM, FIVE PARTS SALINE

  • 17. 
    WHAT IS THE DILUTION WHEN 1mL OF SERUM IS DILUTED TO A TOTAL VOLUME OF 55mL
    • A. 

      1/54

    • B. 

      1/55

    • C. 

      1/56

  • 18. 
    WHAT IS THE DILUTION WHEN 1mL OF SERUM IS DILUTED TO A TOTAL VOLUME OF 50mL
    • A. 

      1/49

    • B. 

      1/50

    • C. 

      1/51

  • 19. 
    WHAT IS THE DILUTION WHEN 2mL OF SERUM IS PLACED IN 43mL OF SALINE
    • A. 

      2/43

    • B. 

      2/45

    • C. 

      43/2

  • 20. 
    WHAT IS THE DILUTION WHEN 2mL OF SERUM IS DILUTED TO A TOTAL VOLUME OF 13mL
    • A. 

      2/13

    • B. 

      2/14

    • C. 

      2/11

    • D. 

      50

  • 21. 
    I WAS TOLD TO EXPLAIN HOW I WOULD SET UP AN EQUATION FOR HOW MUCH BLEACH IS NEEDED TO MAKE A 5% SOLUTION FOR ANY GIVEN VOLUME. WHICH OF THE FOLLOWING IS TRUE 
    • A. 

      5 X TOTAL VOLUME

    • B. 

      5 /TOTAL VOLUME

    • C. 

      TOTAL/5

    • D. 

      (5/100) x TOTAL VOLUME

  • 22. 
    PREPARE A 5%, 2L SOLUTION OF BLEACH, HOW MUCH OF THE BLEACH CONCENTRATE IS NEEDED?
    • A. 

      10mL

    • B. 

      100mL

    • C. 

      1000mL

    • D. 

      0.004

  • 23. 
    PREPARE A 1:20, 1000mL DILUTION OF BLEACH FROM ITS CONCENTRATE, HOW MUCH OF THE BLEACH CONCENTRATE IS NEEDED?
    • A. 

      5mL

    • B. 

      50mL

    • C. 

      500mL

    • D. 

      0.0005

  • 24. 
    PREPARE  200mL SOLUTION OF BLEACH FROM 1 PART BLEACH AND 39 PARTS WATER, HOW MUCH OF THE BLEACH CONCENTRATE IS NEEDED?
    • A. 

      5mL

    • B. 

      50mL

    • C. 

      5mL

    • D. 

      0.005

  • 25. 
    1mL OF BLOOD IS MIXED WITH 8 mL SALINE, WHAT IS THE DILUTION?
    • A. 

      1/9

    • B. 

      1/8

  • 26. 
    2mL OF BLOOD IS MIXED WITH 8mL SALINE, WHAT IS THE DILUTION?
    • A. 

      2/6

    • B. 

      1/2

    • C. 

      1/5

    • D. 

      1/4

  • 27. 
    A 20% ALCOHOL IS DILUTED TO TWO TIMES OF ITS VOLUME (TO MAKE A SOLUTION 1/2 AS CONCENTRATED). WHAT IS ITS NEW CONCENTRATION?
    • A. 

      1%

    • B. 

      2%

    • C. 

      10%

  • 28. 
    A 9% BLEACH SOLUTION IS DILUTED TO 3 TIMES ITS ORIGINAL VOLUME (BECOME 1/3 AS CONCENTRATED). WHAT IS THE NEW CONCENTRATION OF BLEACH
    • A. 

      1%

    • B. 

      3%

    • C. 

      9%

  • 29. 
        A 18% BLEACH SOLUTION IS DILUTED TO     3     TIMES ITS ORIGINAL VOLUME (BECOME 1  /3   OF THE ORIGINAL CONCENTRATION). WHAT IS THE NEW CONCENTRATION OF BLEACH   
    • A. 

      2%

    • B. 

      3%

    • C. 

      6%

  • 30. 
    A 35% BLEACH SOLUTION IS DILUTED TO 5 TIMES ITS ORIGINAL VOLUME (BECOME 1/5 OF THE ORIGINAL CONCENTATION). WHAT IS THE NEW CONCENTRATION OF BLEACH
    • A. 

      7%

    • B. 

      3.5%

    • C. 

      6%

  • 31. 
    • A. 

      15

    • B. 

      30

    • C. 

      1500

  • 32. 
    TO MAKE A 40% W/V TABLE SALT SOLUTION. WE WILL NEED TO DISSOLVE ______g OF TABLE SALT INTO 100mL OF WATER
    • A. 

      4

    • B. 

      40

    • C. 

      400

  • 33. 
    TO MAKE A 25%  (25/100) W/V TABLE SALT SOLUTION. WE WILL NEED TO DISSOLVE ______g OF TABLE SALT INTO 100mL OF WATER
    • A. 

      15

    • B. 

      25

    • C. 

      1500

  • 34. 
    HOW MUCH BLEACH IS NEEDED TO MAKE A 200mL, 1:25 dilution of BLEACH SOLUTION
    • A. 

      8mL

    • B. 

      40mL

    • C. 

      80mL

    • D. 

      250mL

  • 35. 
    HOW COULD A 7:10 DILUTION OF SERUM BE PREPARED?
    • A. 

      SEVEN PARTS SERUM, THREE PARTS SALINE

    • B. 

      SEVEN PARTS SERUM, TEN PARTS SALINE

  • 36. 
    HOW MUCH OF A 10M HYDROCHLORIC ACID SOLUTION IS USED TO PREPARE A 2000mL, 5M HYDROCHLORIC ACID
    • A. 

      10mL

    • B. 

      100mL

    • C. 

      1000mL

  • 37. 
    A 1 :4 dilution of BLEACH SOLUTION IS NEEDED. HOW MUCH BLEACH IS NEEDED TO MAKE A 10mL DILUTION  
    • A. 

      2.5mL

    • B. 

      5mL

    • C. 

      4mL

    • D. 

      10mL

  • 38. 
    I HAVE FROZEN LEMONADE CONCENTRATE. IN ORDER TO MAKE A 100 GALLON LEMONADE WITH A CONCENTRATION THAT IS 1/4 OF THE ORIGINAL CONCENTRATION, HOW MUCH OF THE CONCENTRATE IS NEEDED.
    • A. 

      1/4 GALLON

    • B. 

      100 GALLONS

    • C. 

      25GALLONS

  • 39. 
    WHOLE BLOOD CONTAINS 45% RED BLOOD CELLS, WHEN ONE DROP WHOLE BLOOD IS MIXED WITH 9 DROPS OF SALINE, WHAT IS THE NEW PERCENTAGE OF RED BLOOD CELLS. (HINT: SINCE ANSWER IS STILL IN PERCENTAGE, DO NOT DIVIDE ANYTHING BY 100)
    • A. 

      4.5%

    • B. 

      45%

    • C. 

      450%

  • 40. 
    AFTER WHOLE BLOOD HAS BEEN SPUN DOWN , AND PLASMA TAKEN OUT, THE RED THICK FLUID REMAINING CONTAINS ABOUT 86% RED BLOOD CELLS. WHEN ONE DROP OF THIS PACKED RED BLOOD CELLS IS MIXED WITH 19 DROPS OF SALINE, WHAT IS THE NEW PERCENTAGE OF RED BLOOD CELLS. (HINT: SINCE ANSWER IS STILL IN PERCENTAGE, DO NOT DIVIDE ANYTHING BY 100)
    • A. 

      4.3%

    • B. 

      43%

    • C. 

      46%