What characteristic do most aquatic plants have in common?

A) stems with lots of thorns to fight off predator

B) Can survive without sunlight

C) Can survive with little water

D) Flat leaves for floating in water

What would happen of scientific knowledge was not debated and confirmed by scientist?

What is the 10% rule? What is its significance? Why is energy lost?

What is the term for the smallest bit into which a chemical substance can be divided and still have the properties of that substance? A) electron B) atom C) molecules D) iron

What is the technique for calculating the age of remains from the amount of C-14 that is left in once alive living things?

What is the element with the electron configuration 1s22s22p63s23p5?

Which statement best compares coastal ecosystems to open ocean ecosystems? Coastal ecosystems include abyssopelagic depths, and open ocean ecosystems do not.

If you are given a 1.0 L (1000mL) of an unknown liquid which has the mass of 500 grams it is most likely which of the above substances? Show work to back up your answer. Distilled water density 1.0 g/cm^3 propane density 0.

When 3.05 moles of ch4 are mixed with 5.03 moles of 02 the limiting reactant is?

How does hydrogen bonding affect water molecules

What happens to the chemical structure of water when it changes states