In experiment S, hydrogen volume is measured when excess dilute sulfuric acid is added to zinc. A second experiment, T, uses the same mass of zinc but under different conditions. The outcomes of the two experiments are shown. Which changes in conditions between experiments S and T produce curve T?
- Aaddition of a catalyst ✓ ; the zinc is in large pieces not powdered ✓
- Baddition of a catalyst ✓ ; the zinc is in large pieces not powdered ✗
- Caddition of a catalyst ✗ ; the zinc is in large pieces not powdered ✓
- Daddition of a catalyst ✗ ; the zinc is in large pieces not powdered ✗