50.2 MB (3.5 MB compressed)
3411 x 5148 pixels
29.0 x 43.7 cm ⏐ 11.4 x 17.2 in (300dpi)
GIPHOTOSTOCK / SCIENCE PHOTO LIBRARY GIPHOTOSTOCK / SCIENCE PHOTO LIBRARY
Calcium reacts with hydrochloric acid, 3 of 3. In this sequence a chunk of calcium metal (Ca) is dropped into a test tube with 0.1 M hydrochloric acid (HCl). Calcium reacts vigorously with the acid producing hydrogen gas (H2) bubbles: Ca + HCl -> CaCl2 + H2.
Model release not required. Property release not required.