Calcium carbonate is a major component of which sedimentary rock?
a. coal
b. chert
c. limestone
d. sandstone

What would happen to the nutrients in an ecosystem if decomposers, such as bacteria, didn’t exist there?

Osmosis is often viewed incorrectly as a process driven directly by differences in solute concentration across a selectively permeable membrane. what really drives osmosis? view available hint(s)osmosis is often viewed incorrectly as a process driven directly by differences in solute concentration across a selectively permeable membrane. what really drives osmosis? the first law of thermodynamicsthe difference in the height of water columns on either side of a selectively permeable membranethe difference in water concentration across a selectively permeable membranethe difference in sugar or ion concentration across a selectively permeable membrane

What element is able to combine with itself and hydrogen to form large molecules ?