Question breakdown in Biodiesel from Used Cooking Oil (Q26–Q30)
| Question | Response Type | Topic | NYSP12SLS Standard | Action |
|---|---|---|---|---|
| Question 26 | 1-credit Multiple Choice (4 options) | Stoichiometry and conservation | HS-PS1-7 | Solve in workspace → |
| Question 27 | 1-credit Multiple Choice (4 options) | Reaction rates | HS-PS1-5 | Solve in workspace → |
| Question 28 | 1-credit Constructed Response (rubric-scored) | Reaction rates | HS-PS1-5 | Solve in workspace → |
| Question 29 | 1-credit Multiple Choice (4 options) | Materials and structure | HS-PS2-6 | Solve in workspace → |
| Question 30 | 1-credit Constructed Response (rubric-scored) | Stoichiometry and conservation | HS-PS1-7 | Solve in workspace → |
Other clusters in Chemistry Practice Examination · 120
| Questions | Cluster & Topics | Format | Practice |
|---|---|---|---|
| 1–5 | A Nuclear Battery for a Remote SensorNickel-63 powering a sensor for decades: nuclear equations, half-life, and choosing a power source from dataNuclear chemistry · Engineering design · Materials and structure (HS-PS1-8, HS-ETS1-3, HS-PS2-6) | 3 MC, 2 CR | Practice cluster |
| 6–10 | Stitches That DissolveAbsorbable surgical sutures breaking down in the body: electronegativity, percent by mass, and balancing equationsPeriodic patterns · Stoichiometry and conservation · Reaction rates · Engineering design (HS-PS1-1, HS-PS1-7, HS-PS1-5, HS-ETS1-3) | 3 MC, 2 CR | Practice cluster |
| 11–15 | A Whitewater Raft in Midday SunAir sealed in an inflated tube as the day warms: Kelvin temperature, gas pressure, and molecular kinetic energyGases (HS-PS1-9) | 3 MC, 2 CR | Practice cluster |
| 16–20 | The Salty Ocean Under Europa's IceMagnetic clues to liquid water on a Jupiter moon: electrical conductivity, solubility curves, and mole ratiosBonding and formulas · Solutions · Stoichiometry and conservation (HS-PS1-2, HS-PS1-10, HS-PS1-7) | 3 MC, 2 CR | Practice cluster |
| 21–25 | Litmus from LichensDyes that tell acids from bases: electron-dot diagrams, electronegativity trends, and acid-base equilibriumAcids and bases · Bonding and formulas · Periodic patterns · Solutions (HS-PS1-11, HS-PS1-2, HS-PS1-1, HS-PS1-10) | 3 MC, 2 CR | Practice cluster |
| 31–35 | Carbonated Springs at SaratogaFizzy spring water and the rock it deposits: types of chemical bonds, Le Châtelier's principle, and bright-line spectraBonding and formulas · Equilibrium · Stoichiometry and conservation · Electromagnetic radiation (HS-PS1-2, HS-PS1-6, HS-PS1-7, HS-PS4-4) | 3 MC, 2 CR | Practice cluster |
| 36–40 | Holes in the Foil over a LasagnaAluminum foil on tomato sauce in a steel pan: oxidation and electron flow, ion charges, and percent of a safe intakeOxidation and reduction · Periodic patterns · Stoichiometry and conservation · Engineering design (HS-PS1-12, HS-PS1-1, HS-PS1-7, HS-ETS1-3) | 3 MC, 2 CR | Practice cluster |
| 41–45 | Painting with Hot BeeswaxMolten encaustic paint on a heated palette: heating curves, polarity and attractions between molecules, heat of fusionIntermolecular forces · Polarity and molecular structure · Materials and structure · Thermochemistry · Engineering design (HS-PS1-3, HS-PS2-6, HS-PS3-1, HS-ETS1-2) | 3 MC, 2 CR | Practice cluster |
| 46–50 | Growing Ginseng in the Shade of a ForestRaising a shade-loving root crop under trees and cloth: light wavelengths, percent of light blocked, and photosynthesisElectromagnetic radiation · Photosynthesis · Engineering design (HS-PS4-4, HS-LS1-5, HS-ETS1-3) | 3 MC, 2 CR | Practice cluster |
Frequently asked questions
- How is Biodiesel from Used Cooking Oil · Chemistry Practice Examination · 120 Chemistry Regents Cluster (Q26–Q30) structured on New Regents?
- Converting waste oil with methanol and a catalyst: reaction rate, attractions between molecules, and mole ratios. Practice the Biodiesel from Used Cooking Oil phenomenon cluster (Q26–Q30: 3 MC, 2 CR) from Chemistry Practice Examination · 120 (Physical Science: Chemistry). Covers Stoichiometry and conservation, Reaction rates, Materials and structure (HS-PS1-7, HS-PS1-5, HS-PS2-6) with the 2025 Reference Tables and scoring guide. Every question is worth 1 raw credit and pairs with the 2025 Edition Reference Tables, automatic multiple-choice key checking, and step-by-step constructed-response scoring guidance.
- Can I practice one phenomenon cluster at a time or sit the full exam?
- Yes. In the New Regents workspace you can launch any individual 4–6 question cluster in Learn mode (with strategy prompts) or sit the complete examination in Exam mode, then review every answer against the official-style scoring guide.