Q:1-The process by which silver nitrate and potassium chloride yields silver chloride and potassium nitrate is an example of which type of chemical reaction?
Mark one answer:

synthesis
combustion
double displacement
single displacement



Q:2-A scientist discovers an atom of sodium in its natural state. The scientist knows that the oxidation number of this atom is most likely:
Mark one answer:

0.
1.
2.
3.


Q:3-How many glucose molecules are required to balance the following reaction:
_C6H12O6 + 24O2 -> 24CO2 + 24H2O + Energy

Mark one answer:

4
8
16
24


Q:4-List these common radiation types from weakest to strongest in terms of penetrability: Alpha, Beta, and Gamma radiation.
Mark one answer:

Alpha, Beta, Gamma
Beta, Alpha, Gamma
Gamma, Beta, Alpha
Gamma, Alpha, Beta


Q:5-A chemical drain cleaner that contains sodium hydroxide would be:
Mark one answer:

acidic
alkaline
neutral
none of the above


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Q:6-Which of the following subatomic particles are found inside of an atom’s nucleus?
Mark one answer:

Electrons, neutrons, protons
Neutrons, protons
Electrons, protons
Electrons


Q:7-Which of the following saccharides are commonly associated with the sweet taste of fruit?
Mark one answer:

Glucose
Fructose
Lactose
Galactose


Q:8-Foods such as oils, milk, and butter contain high amounts of:
Mark one answer:

proteins
carbohydrates
calcium
lipids


Q:9-DNA features two sugar-phosphate chains that run in opposite directions, with one up and one down. This characteristic is known as:
Mark one answer:

anti-parallel
bilateral
parallel
bisecting


Q:10-Which of the following is the correct description of stoichiometry?
Mark one answer:

Stoichiometry describes the chemical reactions between the elements of a compound.
Stoichiometry is the calculation of relative quantities of reactants and products in chemical reactions.
Stoichiometry describes the color flares expected based on the participants of a chemical reaction.
Stoichiometry describes the fundamental properties of atoms universally.


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