Unit #3
The number of a mole
what is 6.022 *1023
One greenhouse gas.
What are carbon dioxide, methane, sulfur dioxide, and nitrogen dioxide, etc.?
This solution has a pH between 0-6
What is an acid?
A reaction that gives off heat and feels warm.
What is an exothermic Reaction?
Miss G's favorite color
What is purple
Molar mass of Bromine
What is 80 g/mol
The two ways the earth gets energy.
What is from the sun and from the center of the earth (geothermal energy)?
This solution accepts an H+.
What is a base?
The amount of energy gained or released by a reaction per mole.
What is enthalpy (H)?
The pH of a neutral solution
What is 7
Convert 2g H2O to moles.
What is 0.11 grams
The name of the long-term changes in Earth's orbit and axial tilt that influence the planet's climate over thousands of years.
What is Milankovitch cycles?
The ion that usually represents a base
What is OH-
The definition of activation energy
The amount of energy needed to start a reaction.
What is endothermic?
The IMF that is strongest
What is hydrogen bonding
The reason that melting glaciers are making the earth warmer.
What is, As glaciers melt, they reveal dark colored rock which absorbs more heat than the white snow or ice?
The pH of 2 M HCL
What is -0.3?
what is endo?
Energy is ______ to break bonds
What is required?
the amount of e- involved in a single chemical bond
what is 2
An explanation of the greenhouse effect.
What is, a natural phenomenon where Earth's atmosphere traps some of the sun's heat, preventing it from escaping back into space and keeping the planet warm enough to support life. Certain gases, known as greenhouse gases (like carbon dioxide, methane, and water vapor), absorb and re-emit infrared radiation, which is the heat energy radiated by the Earth's surface ?
The pOH of 13 M NaOH
What is -1.11?
The balanced version of this reaction:
K + H2SO4 --> K2SO4 + H2
What is
2K + H2SO4 --> K2SO4 + H2
The name of Miss G's cats
Who is Rosemary and Coriander