AP Chemistryeasymcq1 pt
How many moles are in 88.0 g of carbon dioxide (molar mass 44.0 g/mol)?
A.2.00 mol
B.0.500 mol
C.4.00 mol
D.1.00 mol
Explanation
Core Concept
n = mass ÷ molar mass = 88.0 g ÷ 44.0 g/mol = 2.00 mol. Dividing grams by g/mol leaves moles.
Correct Answer
A2.00 mol
More Unit 1: Atomic Structure and Properties practice questions
- mediumWhy does atomic radius decrease across a period from Li to F?
- easyWhich element has the largest atomic radius: S, Se, or Te?
- easyWhich orbital diagram for carbon's 2p subshell is correct (arrows represent electrons)?
- mediumA 34.0 g sample of NH₃ contains how many moles of hydrogen atoms?
- mediumHow many atoms are in 9.0 g of water (molar mass 18.0 g/mol)?
Practice more AP Chemistry questions with full explanations
Practice Unit 1: Atomic Structure and Properties Questions →