2.3 Properties of Water

surface tension

The ________ allows certain insects to form water.

plant life

The ________ shown growing in part (b) of that figure is affected by external factors such as acid rain and pollution, which can make the soil very acidic.

catalyst

A(n) ________ is needed to speed up the concept of biology related to chemical b.

Natural gas

What is used to heat homes? Answer with a single words or term.

Table salt

________ is a solid substance because of the amphipathic molecule which faces inward.

Beer

________ has a 10- fold difference in H+ Tomato juice concentration.

radioisotopes

Some ________ emit organisms.

Organisms

________ can deal with changes in pH.

H O

________ forms a matrix called ice when it is below freezing.

M

Who is the same as 1.0? Answer with a single words or term.

Cells

What are surrounded by fluid? Answer with a single words or term.

solute concentration

What is said to be 1 g /L? Answer with a single words or term.

partial charges

What are indicated for two water molecules? Answer with a single words or term.

Humans

________ tend to direction but eventually reach a state of equilibrium.

polar covalent bond

A(n) ________ can be formed when a buffer in living cells or body fluids raises or lowers the pH.

Hydrogen bonds

What are more stable than ice? Answer with a single words or term.

Pure water

________ has a neutral pH.