Water
Water is the what from life?
"Water is the Solvent of life"
Are water molecules polar or non-polar?
What is the molecular formula for butane?
C4H10
Adding an acid to a solution does what
decreases the pH
what is the molar mass of carbon?
12.01
What are 2 properties of water
Polarity and moderate temperature
Is water polar or non polar
Polar
What is the molecular formula for ammonia
Adding a base to a solution decreases what?
decreases [H+]
what bonds hold the nitrogen & hydrogen atoms together
Covalent bond
Water molecules make how many hydrogen bonds
4 bonds
Nonpolar molecules dissolve what molecules
("likes dissolves likes")
nonpolar molecules
Carbon makes how many bonds
4 bonds
Is a pH of 7 basic, neutral, or acidic
neutral
How and why are positive ions formed?
formed due to an atom losing an electron
Is pure water is a neutral, acidic, or a basic solution?
neutral with a pH of 7
which atom is more electronegative:N or P
N
"hydrocarbons" are usually used for what?
Humans use hydrocarbons for fuel
Do acids increase [H+] in a solution?
Yes
What type of lines do you use for an H bond
dashed lines
Abbreviation for water
H2O
Which is the most polar bond?
C–C; C–H; N–H; O–H; Se–H
O-H
Is the carboxyl group basic or acidic
Acidic
Anything below a pH of 7 is...
Acidic
What type of lines do you use for a covalent bond?
Solid lines