All of the above require energy
I and II
II and III
3.80 x 10^-8 M
2.63 x 10^-7 M
-2.63 x 10^7 M
3.80 x 10^8 M
All of these are major nutrients.
I, II, IV, and V
I and V
III, IV, and V
I, IV, and V
An acid increases the concentration of hydroxide in solution.
An acid is a proton donor.
An acid increases the concentration of hydrnium in solution.
An example of an acid is HBr.
An acid increases the concentration of protons in solution.
They are the only hydrogens in the molecule.
They are all attached to the most electronegative atom in the molecule.
The are all attached to oxygen.
They are all attached to carbon.
They are all in a carbon-containing molecule.
I and II
I and III
II and III
I is lower.
I is higher.
II is higher.
II is lower.
III is higher.
The temperature of the surroundings decreases.
The surroundings will become very cold.
The temperature of the surroundings increases.
The temperature of the surrounding does not change.
It is not possible to predict anything about the temperature of the surroundings based on this diagram.
Less than zero
Greater than zero, but not necessarily very large
It is not possible to predict anything about the enthalpy of this equation.
They are constitutional isomers.
They all contain carbonyl groups.
They all contain hydroxyl groups.
They are geometric isomers.
They are conformers.
It is part of the cell membrane.
It is the energy currency of the cell.
It is a protein.
It is a catalyst, speeding up the rate of chemical reactions.
It is a component of the genetic material in the cell.
Only ammonia and water are present at equilibrium.
Only hydroxide and hydronium are present at equilibrium.
Ammonia, water, ammonium, and hydroxide are all present at equilibrium.
It is not possible to say which molecules will be present at equilibrium.
Only ammonium and hydroxide are present at equilibrium.
Their concentrations are constant.
There is no ammonia at equilibrium.
There is no ammonium at equilibrium.
Their concentrations are equal. (If you choose this answer you DO NOT understand the concept of equilibrium.) /cry
The concentration of ammonium is increasing.
All of these molecules contain at lease one functional group.
All of these molecules except I contain at lease one functional group.
Molecules II, III, and IV contain at least one functional group.
Only molecules III and IV contain a functional group.
None of these molecules contain a functional group.
They contain an -OH group.
They contain a nitrogen.
They contain an oxygen.
They are all salts.
They contain a nonbonding pair of electrons.
Functional groups are used to organize and classify organic molecules.
Functional groups are used to predict reactivity of molecules.
Functional groups are used to predict physical properties of molecules.
Functional groups are used in naming organic molecules.
Functional groups are used to determine the natural abundance of a molecule.