Consult a handbook to answer the following questions

Amass of 100.0 g of solute is dissolved in water so that 850. ml of a 0.7500 m solution has been prepared. what is the molar mass of the solute?

Layers of rock containing fossils, like the layers illustrated here, are most likely composed of rocks.

1) these are barrel shaped microtubules in most animal cells, that organize the spindles during cell division