Chemistry I · Molar Relationships
Virginia SOL CH.4.MR
Virginia SOL CH.4.MR is part of the Molar Relationships strand in Chemistry I (Science). Under this Standards of Learning objective, students investigate and understand that molar relationships compare and predict chemical quantities. Below is what CH.4.MR covers in plain language, the specific skills it is assessed on, the key concepts to review, and how to practice CH.4.MR for the Virginia SOL test.
What SOL CH.4.MR means
Investigate and understand that molar relationships compare and predict chemical quantities.
Practice Chemistry I SOL questions
Free Chemistry I questions from official Virginia Department of Education released SOL tests — good practice while you work on CH.4.MR and the rest of the course. Pick an answer to check it instantly, or open “Show answer” to review.
1. Benzene has a six-carbon ring with alternating double bonds, and each carbon is bonded to one hydrogen atom. The empirical and molecular formulas of benzene are, respectively —
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Answer: C — CH, C₆H₆
2. How many grams of nitrogen are present in 2 moles of HNO₃?
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Answer: D — 28 g
3. Which basic lab technique involves the separation of a mixture’s components through differences in particle size?
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Answer: A — Filtration
4. The pressure of an ideal gas decreases linearly as volume increases. When the volume increases from 100 mL to 150 mL, the pressure decreases by 80 kPa. According to this relationship, increasing the volume from 100 mL to 150 mL —
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Answer: A — decreases the pressure by 80 kPa
Skills you’ll practice for CH.4.MR
- Apply Avogadro’s principle as the basis for molar relationships.
- Use stoichiometry to mathematically describe quantities in chemical composition and in chemical reactions.
Key concepts covered by CH.4.MR
- Avogadro’s principle
- molar volume
- mole concept
- particle count
- stoichiometry
- mole ratios
- limiting reactant
- theoretical yield
- chemical quantities
How to study and practice SOL CH.4.MR
Start with a quick diagnostic to see whether CH.4.MR is already solid, then work each skill above with guided notes, flashcards, and SOL-style practice questions. For official released items, see our Virginia SOL practice tests guide and how to study for the SOL test.
Frequently asked questions about SOL CH.4.MR
What is Virginia SOL CH.4.MR?
SOL CH.4.MR is a Chemistry I Standard of Learning in the Molar Relationships strand. It expects students to investigate and understand that molar relationships compare and predict chemical quantities.
What skills does SOL CH.4.MR cover?
SOL CH.4.MR is assessed on 2 skills: apply Avogadro’s principle as the basis for molar relationships; use stoichiometry to mathematically describe quantities in chemical composition and in chemical reactions.
What strand of Chemistry I is SOL CH.4.MR in?
SOL CH.4.MR belongs to the Molar Relationships reporting strand of the Chemistry I Virginia Standards of Learning.
How do I study and practice for SOL CH.4.MR?
Start with a diagnostic to see whether CH.4.MR is already solid, then work the 2 skills above with guided notes, flashcards, and SOL-style practice questions. For official released items, see the Virginia SOL practice tests guide.