What are the respective concentrations (M) of Cu2+ and Cl- afforded by dissolving 0.871M CuCl2 in water and diluting to 259 mL?

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?

Naoki's bicycle has a mass of 10 kg. if naoki sits on her bicycle and starts pedaling with a force of 168 n, causing an acceleration of 2.8 m/s2, what is naoki's mass?

Astudent reacts 13 moles of iron with 21 moles of oxygen according to the following equation: