One liter of a phosphate buffer, 0.100 m. ph 7, is required. a) how would this buffer prepared if the reagents available are sodium dihydrogen phosphate (nah2po4 x h2o) and disodium hydrogen phosphate (na2hpo4) present as solids? distilled water is also available. b) how would this buffer be prepared if the reagents available are phosphoric acid (h3po4) and 1.5 m naoh? concentrated phosphoric acid is 15 m. distilled water is also available.

The overall chemical reaction for photosynthesis isshown below: 6co2 + 6h20 → c6h12o6 + 602what mass of glucose (c6h1206) can form from71.89 g co2? (molar mass of c6h1206 = 180.18g/mol; molar mass of co2 = 44.01 g/mol)71.89 g co2=g c6h1206

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.

Which element forms a compound with chlorine with the general formula mci?