6. How many moles of gas are there, at room temperature, in (a) 24,000 cm' of carbon dioxide (b) 48 cm of hydrogen (c) 240,000 cm' of chlorine (d) 3 dm of ammonia (e)
72 dm of oxygen?

What is the maximum number of electrons that an atomic orbital can contain?

Choose an equation that represents an enzyme-catalyzed reaction. (a) enzyme + substrate → enzyme-substrate complex (b) enzyme + substrate ←−→ enzyme + products (c) enzyme + substrate ←−→ enzyme-substrate complex → enzyme + products (d) enzyme + substrate ←−→ enzyme-substrate complex → enzyme-substrate complex + products

The organs inside the body and how they function together