Chemistry I · Thermodynamics
Virginia SOL CH.7.TH
Virginia SOL CH.7.TH is part of the Thermodynamics strand in Chemistry I (Science). Under this Standards of Learning objective, students investigate and understand that thermodynamics explains the relationship between matter and energy. Below is what CH.7.TH covers in plain language, the specific skills it is assessed on, the key concepts to review, and how to practice CH.7.TH for the Virginia SOL test.
What SOL CH.7.TH means
Investigate and understand that thermodynamics explains the relationship between matter and energy.
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.7.TH and the rest of the course. Pick an answer to check it instantly, or open “Show answer” to review.
1. What shape does the molecule BF₃ have?
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Answer: D — Trigonal planar
2. What is the mass in grams of one mole of sulfur dioxide (SO₂)?
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Answer: B — 64.1 g
3. Ca(OH)₂ + Al₂(SO₄)₃ → CaSO₄ + Al(OH)₃ When the equation above is balanced, the coefficients in order are —
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Answer: C — 3, 1, 3, 2
4. Solid magnesium has a specific heat of 1.01 J/g·°C. How much heat is given off by a 20.0 g sample when it cools from 70.0 °C to 50.0 °C?
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Answer: B — 404 J
Skills you’ll practice for CH.7.TH
- Explain how heat energy affects matter and interactions of matter.
- Interpret heating curves to obtain information about a substance.
- Distinguish between endothermic and exothermic reactions.
- Explain how energy changes in reactions occur as bonds are broken and formed.
- Use collision theory to predict the rate of reactions.
- Explain how rates of reactions depend on catalysts and activation energy.
- Explain how enthalpy and entropy determine the extent of a reaction.
Key concepts covered by CH.7.TH
- heat transfer
- thermal energy
- matter interaction
- energy exchange
- heating curve
- phase change
- temperature plateau
- substance properties
- endothermic reactions
- exothermic reactions
- enthalpy change
- energy absorption/release
- bond energy
- bond breaking
- bond formation
- energy change
- reaction energetics
- collision theory
- reaction rate
- activation energy
- collision frequency
- catalysts
- reaction mechanism
- enthalpy
- entropy
- Gibbs free energy
- reaction spontaneity
- reaction extent
How to study and practice SOL CH.7.TH
Start with a quick diagnostic to see whether CH.7.TH 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.7.TH
What is Virginia SOL CH.7.TH?
SOL CH.7.TH is a Chemistry I Standard of Learning in the Thermodynamics strand. It expects students to investigate and understand that thermodynamics explains the relationship between matter and energy.
What skills does SOL CH.7.TH cover?
SOL CH.7.TH is assessed on 7 skills: explain how heat energy affects matter and interactions of matter; interpret heating curves to obtain information about a substance; distinguish between endothermic and exothermic reactions; explain how energy changes in reactions occur as bonds are broken and formed; use collision theory to predict the rate of reactions; explain how rates of reactions depend on catalysts and activation energy; explain how enthalpy and entropy determine the extent of a reaction.
What strand of Chemistry I is SOL CH.7.TH in?
SOL CH.7.TH belongs to the Thermodynamics reporting strand of the Chemistry I Virginia Standards of Learning.
How do I study and practice for SOL CH.7.TH?
Start with a diagnostic to see whether CH.7.TH is already solid, then work the 7 skills above with guided notes, flashcards, and SOL-style practice questions. For official released items, see the Virginia SOL practice tests guide.