ABEKA SCIENCE MATTER AND ENERGY TEST 11 EXAM 2025
A strong acid and a strong base react. Which of the following terms describes
the product? – Answer✅️ ☑️Salt
Which main group of biological compounds are characterized by being
insoluble in water? – Answer✅️☑️Lipids
Which main group of biological compounds consist of smaller molecules
linked by peptide bonds? – Answer✅️☑️Proteins
Which main group of biological compounds consist of carbon, hydrogen, and
oxygen 1:2:1 ratio? – Answer✅️ ☑️Carbohydrates
Hydrogen sulfide gas(H2S) and oxygen gas(O2) react to form gaseous sulfur
dioxide(SO2) and water vapor. If this reaction is occurring in a closed
container, Which of the following would you expect to increase the rate of a
reaction? – Answer✅️ ☑️Add H2S
Which of the following quantities decreases in every spontaneous reaction? –
Answer✅️ ☑️Usable energy
- Answer✅️
☑️Know what formula represents an alcohol.
What type of electrochemical cell is used to perform a chemical reaction that
is initiated by an electric current? – Answer✅️
☑️Electrolytic cell
What type current-producing electrochemical cell can be recharged with
electricity from an outside source? – Answer✅️
☑️storage cell
, What is the general term for a substance that speeds up a chemical reaction
but is not permanently changed? – Answer✅️ ☑️Catalyst
Which of the following statements best describes the structure of proteins? –
Answer✅️ ☑️A back bone made of amineand carboxyl groups has side chains.
Which of the following statements best describes the structure of DNA? –
Answer✅️ ☑️Two back bones connected by base pairs from a double helix.
A fat that contains only single bonds is a __________________ fat. –
Answer✅️ ☑️Saturated
The type of reaction that involves a single substance breaking down into two
or more substances is a _____________ reaction. – Answer✅️ ☑️Decomposition
The energy carrier of the cell is the compound named _______________. –
Answer✅️ ☑️ATP (adenosine triphosphate)
A reaction that can occur without continuing outside help it said to be
_____________________. – Answer✅️ ☑️Spontaneous
The relationship between the mass before and after a chemical reaction is
described by the _______________________________. – Answer✅️
☑️Law of
conservation of mass
Because it can proceed in either direction, the reaction between hydrogen
gas and iodine gas is said to be _________________. – Answer✅️☑️Reversible
A strong acid and a strong base react. Which of the following terms describes
the product? – Answer✅️ ☑️Salt
Which main group of biological compounds are characterized by being
insoluble in water? – Answer✅️☑️Lipids
Which main group of biological compounds consist of smaller molecules
linked by peptide bonds? – Answer✅️☑️Proteins
Which main group of biological compounds consist of carbon, hydrogen, and
oxygen 1:2:1 ratio? – Answer✅️ ☑️Carbohydrates
Hydrogen sulfide gas(H2S) and oxygen gas(O2) react to form gaseous sulfur
dioxide(SO2) and water vapor. If this reaction is occurring in a closed
container, Which of the following would you expect to increase the rate of a
reaction? – Answer✅️ ☑️Add H2S
Which of the following quantities decreases in every spontaneous reaction? –
Answer✅️ ☑️Usable energy
- Answer✅️
☑️Know what formula represents an alcohol.
What type of electrochemical cell is used to perform a chemical reaction that
is initiated by an electric current? – Answer✅️
☑️Electrolytic cell
What type current-producing electrochemical cell can be recharged with
electricity from an outside source? – Answer✅️
☑️storage cell
, What is the general term for a substance that speeds up a chemical reaction
but is not permanently changed? – Answer✅️ ☑️Catalyst
Which of the following statements best describes the structure of proteins? –
Answer✅️ ☑️A back bone made of amineand carboxyl groups has side chains.
Which of the following statements best describes the structure of DNA? –
Answer✅️ ☑️Two back bones connected by base pairs from a double helix.
A fat that contains only single bonds is a __________________ fat. –
Answer✅️ ☑️Saturated
The type of reaction that involves a single substance breaking down into two
or more substances is a _____________ reaction. – Answer✅️ ☑️Decomposition
The energy carrier of the cell is the compound named _______________. –
Answer✅️ ☑️ATP (adenosine triphosphate)
A reaction that can occur without continuing outside help it said to be
_____________________. – Answer✅️ ☑️Spontaneous
The relationship between the mass before and after a chemical reaction is
described by the _______________________________. – Answer✅️
☑️Law of
conservation of mass
Because it can proceed in either direction, the reaction between hydrogen
gas and iodine gas is said to be _________________. – Answer✅️☑️Reversible
