CHEM 103, MODULE 1- 6 Exam 2025/2026 (Portage Learning) 100% Correct Answers and Calculations. (Pass Guarantee)

MODULE 1 EXAM
Question 1
Click this link to access the Periodic Table. This may be helpful
throughout the exam.
1. Convert 845.3 to exponential form and explain your answer.
2. Convert 3.21 x 10
-5 to ordinary form and explain your answer.
1.Convert 845.3 = larger than 1 = positive exponent, move decimal
2 places
= 8.453 x 10
2
2.Convert 3.21 x 10
-5 = negative exponent = smaller than 1, move
decimal 5 places = 0.0000321
Question 2
Click this link to access the Periodic Table. This may be helpful
throughout the exam.
Using the following information, do the conversions shown below,
showing all work:
1 ft = 12 inches 1 pound = 16 oz 1 gallon = 4
quarts
1 mile = 5280
feet
1 ton = 2000
pounds
1 quart = 2
pints
kilo (= 1000)
1/100)
milli (=
1/1000) deci (=
1/10)
centi (=
1. 24.6 grams = ? kg
2. 6.3 ft = ? inches
1. 24.6 grams x 1 kg / 1000 g = 0.0246 kg
2. 6.3 ft x 12 in / 1 ft = 75.6 inches
please always use the correct units in your final answer