Astudent has a sample of isopropanol (c3h, oh) that has a mass of 78.6 g. the molar mass of isopropanol is 60.1 g/mol. how
many moles of isopropanol are contained in this sample?
0.765
1.31
78.6
4.720

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?

What does x represent in the formula for the compound xcl4?

What is a metal replacement reaction