CHEM 103 Introduction to General Chemistry Modules
1–6 Examination, Portage Learning, 2026/2027-Verified
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What are the transition metals? - Answer-Groups 3-12 on
the periodic table that can be presented as more than one
charge
- Chromium (III), Chromium (VI)
- Manganese (II), Manganese (IV), Manganese (VII)
- Iron (II), Iron (III)
- Copper (I), Copper (II)
- Tin (II), Tin (IV)
- Lead (II), Lead (IV)
- Mercury (II), Mercury (I)
How any inches are in a foot? - Answer-12 inches
How many ounces are in a pound? - Answer-16 ounces
how many kilograms are in a gram? - Answer-1000
kilograms
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how many quarts are in a gallon? - Answer-4 quarts
how many millilitres are in a litre? - Answer-1000 millilitres
how many centigrams are in a gram? - Answer-100
centigrams
how many decimates are in a meter? - Answer-100
decimeters
What do the prefixes kilo, milli, centi, and deci mean? -
Answer-- Kilo (1000)
- Milli (1/1000)
- Centi (1/100)
- Deci (1/10)
How do you convert from degrees C to degrees K and vice
versa? - Answer-Celsius + 273 = Kelvin
Kelvin - 273 = Celsius
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How do you convert from degrees Fahrenheit to Celsius
and vice versa? - Answer-(Fahrenheit - 32)/1.8 = Celsius
(Celsius x 1.8) - 32 = Fahrenheit
How do you covert from Kelvin to Fahrenheit and vice
versa? - Answer-Kelvin - 273 = Celsius
Celsius x 1.8) + 32 = Fahrenheit
(Fahrenheit - 32)/ 1.8 = Celsius
Celsius + 273 = Kelvin
pre-class content will be covered in-depth during our
whole class meetings: - Answer-sometimes
you need to complete 100% of the pre-class assignments
correctly to get full credit. - Answer-false
(90% correct completion for full credit)
the correlation between atmospheric CO2 levels and
average surface temperatures allows one to conclude: -
Answer-c. there is an interesting correlation between
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temperatures and CO2 levels that should be further
investigated
(correlation does NOT = causation)
which state(s) of matter take on the shape of their
container? - Answer-gases and liquids
(because they are fluid)
which statement below is false? - Answer-a. a substance's
melting point and freezing point occur at the same
temperature.
b. solids and liquids are much denser than gases.
c. neon remains a solid at higher temperatures than does
argon.
d. as the temperature of a substance increases, the atoms'
speed, on average, increases.