Begin with 3 free Unit 01 practice problems. When you want more chances to steady measurement, sig figs, unit conversions, and lab basics, premium unlocks Quick Sets of 3, Standard Sets of 9, and Extended Sets of 18 from this 125-problem bank.
3 Free Sample Problems
A good first check: these 3 problems help you see whether the basics feel steady enough to support everything that comes next.
#4Measurement
A graduated cylinder has 1 mL markings, and the bottom of the meniscus sits halfway between 18 mL and 19 mL. What volume should be recorded?
#5Lab Safety
When preparing a dilute acid solution, the correct procedure is to…
#6Unit Conversion
How many seconds are in exactly 5.00 years? (Use 365 days/year.) Express in scientific notation, e.g. 1.58e8.
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Fast review from the full Unit 01 bank
Choose Quick Sets (3), Standard Sets (9), or Extended Sets (18)
125 practice problems in this unit bank
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Aligned to Unit 01 intro chemistry and lab safety
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Want the Unit 01 basics to feel automatic?
The full sets give you more chances to steady the fundamentals, check your setup, and build confidence before later units start leaning on them.