Q: When a soluble compound dissolves, its constituent atoms, molecules, or ions disperse throughout what? Choices: - gel - pigment - liquid - solvent A:
solvent

Q: A symporter carries how many different molecules or ions in the same direction? Choices: - one - three - four - two A:
two

Q: Q: When volcanoes erupt, what from the mantle is released as carbon dioxide into the air? Choices: - lava - hydrogen - vapor - carbon A:
A: carbon

Question: Q: Some fish will be over-fished to the point that their species ceases to exist, which is also known as what? Choices: - endangered - accumulation - abundance - extinction A:
Answer: extinction

*Question*
Q: Oxides of small, highly charged ions of what type tend to be acidic? Choices: - liquid - steel - plastic - metal A:
**Answer**
metal

(Question)
Q: What expresses the mass of substance in terms of the volume occupied by the substance? Choices: - velocity - frequency - diameter - density A:
(Answer)
density