water will dissolve many ionic compounds because their are attracted to the negative end of h2o while are attracted to the positive end of h2o.

The isotonic saline solution described in part a is connected to an unknown solution via a semipermeable membrane, the unknown solution level drops. based on this information, what can be said about these two solutions?

The diagram below shows the movement of particles. what does this piece of evidence best support? the collision theory the maxwell-boltzmann distribution the effect of pressure on reaction rates the effect of temperature on reaction rates

Chlorophyll a had the molecular formula c55h72mgn4o5 how many atoms are in this molecule