2. What volume of CO2 in litres must be dissolved in 300 cm of water in order to produce 0.20 moldm of carbonic acid solution? [Assume molar volume of gas is 22.4L]

Which term best describes the form sound takes as it travels away from a drum (a- gas)(b-music) ( c-waves) (d-particles

Read these sentences from the text. near the equator, the tropics receive the most rain on a consistent basis. as a result, the fresh water falling into the ocean decrease the salinity of the surface water in that region. [. .] . . as the salt content of sea water increases, so does its density. what can you infer about how rain affects the density of surface water near the equator?

Which substances have the lowest melting points: ionic covalent, or metallic