A beaker of 450g of water is heated from 4.0°C to 25.0°C on a hot plate. If the specific heat of H2O is 4.18J/9°C how much energy has the water absorbed?
A 39,501 J

B 4.42 x 104

C 5.13 J

D 54,549 J

Which best describes why nh4+ can form an ionic bond with ci-?

Water is important for the of cells. a: size, shape, and temperature b: temperature, color, and odor c: color, odor, and size d: shape, temperature, and color

Which are examples of how technology has advanced scientific understanding.1using hot water to sterilize medical equipment.2transplanting a human organ into another individual.3inserting genes from one sheep into another cell to make a cloneunderstanding the different structures that make up a cell.4examining microorganisms from the deepest parts of the ocean