Q: Solutions can also become supersaturated , where the amount of solute dissolved exceeds what? A:

OPTIONS:
- part solubility
- its dissolution
- its concentration
- its solubility

Answer: its solubility

Problem: OPTIONS:
- one
- three
- four
- two
Q: Q: In how many basic was can substances cross the plasma membrane? A:
Answer: two

Problem:OPTIONS:
- molecules
- particles
- cells
- proteins

Q: Digestive enzymes secreted in the acidic environment (low ph) of the stomach help break down what? A:
****
A: proteins

Q: Fluoride ion is widely used in water supplies to help prevent what? A:
OPTIONS:
- rust
- bacteria
- chlorine taste
- tooth decay
tooth decay

Q: What do atoms form by sharing valence electrons? A:
OPTIONS:
- phenotype bonds
- neutron bonds
- ionic bonds
- covalent bonds

Answer: covalent bonds

input with options: Q: What kind of reactions between an acid and a base yield a salt and water? A:
OPTIONS:
- oxidation
- evaporation
- distillation
- neutralization
output:
neutralization