3/30/23, 5:02 PM : CHEM 133 Midterm Exam - CHEM133 K003 Summer 2022 - APEI
CHEM 133 Midterm Exam
Ashley Rodriguez (username: 5770021)
Attempt 1
Written: Sep 19, 2022 9:28 AM - Sep 19, 2022 12:26 PM
Submission View
Released: Sep 23, 2022 11:55 PM
Your quiz has been submitted successfully.
Question 1 points
The winner of the men's 1500-meter speed skating event at a recent Winter Olympics had a time of
1:45.57. Assuming that the distance was measured accurately to five significant figures, what was
the skater's average speed in miles per hour?
61.826 mi/hr
38.418 mi/hr
31.785 mi/hr
51.151 mi/hr
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Question 2 points
How many of the following numbers contain 3 significant figures?
0.105 6.010 0.0100 8.00 × 102
2
4
3
1
View question 2 feedback
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, 3/30/23, 5:02 PM : CHEM 133 Midterm Exam - CHEM133 K003 Summer 2022 - APEI
Question 3 points
The melting point of picolinic acid is 136.5°C. What is the melting point of picolinic acid on the
Fahrenheit scale?
168.5 °F
409.5 °F
277.7 °F
107.8 °F
245.7 °F
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Question 4 points
How many significant figures are there in 0.3070 g?
3
2
6
4
5
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Question 5 points
Liquid nitrogen boils at –195.8°C. Express the boiling point of liquid nitrogen in kelvin.
469.0 K
77.4 K
all negative temperatures are 0 K on the Kelvin scale
–469.0 K
–77.4 K
https://myclassroom.apus.edu/d2l/lms/quizzing/user/quiz_submissions_attempt.d2l?isprv=&qi=171472&ai=1839323&isInPopup=0&cfql=0&fromQB=0… 2/14
CHEM 133 Midterm Exam
Ashley Rodriguez (username: 5770021)
Attempt 1
Written: Sep 19, 2022 9:28 AM - Sep 19, 2022 12:26 PM
Submission View
Released: Sep 23, 2022 11:55 PM
Your quiz has been submitted successfully.
Question 1 points
The winner of the men's 1500-meter speed skating event at a recent Winter Olympics had a time of
1:45.57. Assuming that the distance was measured accurately to five significant figures, what was
the skater's average speed in miles per hour?
61.826 mi/hr
38.418 mi/hr
31.785 mi/hr
51.151 mi/hr
View question 1 feedback
Question 2 points
How many of the following numbers contain 3 significant figures?
0.105 6.010 0.0100 8.00 × 102
2
4
3
1
View question 2 feedback
https://myclassroom.apus.edu/d2l/lms/quizzing/user/quiz_submissions_attempt.d2l?isprv=&qi=171472&ai=1839323&isInPopup=0&cfql=0&fromQB=0… 1/14
, 3/30/23, 5:02 PM : CHEM 133 Midterm Exam - CHEM133 K003 Summer 2022 - APEI
Question 3 points
The melting point of picolinic acid is 136.5°C. What is the melting point of picolinic acid on the
Fahrenheit scale?
168.5 °F
409.5 °F
277.7 °F
107.8 °F
245.7 °F
View question 3 feedback
Question 4 points
How many significant figures are there in 0.3070 g?
3
2
6
4
5
View question 4 feedback
Question 5 points
Liquid nitrogen boils at –195.8°C. Express the boiling point of liquid nitrogen in kelvin.
469.0 K
77.4 K
all negative temperatures are 0 K on the Kelvin scale
–469.0 K
–77.4 K
https://myclassroom.apus.edu/d2l/lms/quizzing/user/quiz_submissions_attempt.d2l?isprv=&qi=171472&ai=1839323&isInPopup=0&cfql=0&fromQB=0… 2/14
