Question

Which statement correctly describes the classification of chemical reactions into different categories?(1 point)
Responses
Not all reactions fit into a category, and some reactions can fit into more than one category.
All reactions fit into a category, and a reaction can fit into only one category.
Not all reactions fit into a category, and a reaction can fit into only one category.
All reactions fit into a category, and some reactions can fit into more than one category.
Answer
Which statement correctly describes the classification of chemical reactions into different categories?(1 point)
Responses
Not all reactions fit into a category, and some reactions can fit into more than one category.
All reactions fit into a category, and a reaction can fit into only one category.
Not all reactions fit into a category, and a reaction can fit into only one category.
All reactions fit into a category, and some reactions can fit into more than one category.
Answer
In a synthesis reaction, two atoms of sodium (Na) combine with one molecule of chlorine gas (Cl2) to produce sodium chloride (NaCl). How many molecules of sodium chloride are produced?(1 point) Responses
one
two
four
three
Answer
In the decomposition of water, why is twice as much hydrogen as oxygen formed?(1 point)
Responses
Some oxygen gas escapes the reaction, and hydrogen gas is conserved.
There are two atoms of hydrogen and one atom of oxygen in a water molecule.
Hydrogen gas has two atoms, and oxygen gas has one atom.
Hydrogen atoms are twice the size of oxygen atoms.
Answer
Which component is transferred between substances in an oxygen-reduction reaction?(1 point) Responses.
protons
energy
oxygen
electrons
Answered by GPT 3.5
Not all reactions fit into a category, and some reactions can fit into more than one category.
Answered by GPT 3.5
Not all reactions fit into a category, and some reactions can fit into more than one category.
Answered by GPT 3.5
The correct answer is one.
Answered by GPT 3.5
The correct answer is: There are two atoms of hydrogen and one atom of oxygen in a water molecule.
Answered by GPT 3.5
The component that is transferred between substances in an oxygen-reduction reaction is electrons.