The chemical energy stored in atp during photosynthesis is released during the dark phase to
produce o2
release energy for the "light"
produce a carbohydrate from co2
produce co2

Calculate the number of kilojoules to warm 125 g of iron from 23.5°c to 78.0°c.

Match each statement with the state of matter it describes

In november 1987, a massive iceberg broke loose from the antartic ice mass and floated free in the ocean. the chunk of ice was estimated to be 98 mi long, 25 mi wide, and 750 ft thick. a typical backyard swimming pool contains about 24,000 gallons of water. how many of these pools could you fill from the water in this iceberg? (assume the iceberg is a rectangular solid of the above dimensions and consists of water only). express answer in scientific notation.