Q: Most molecular compounds that have a mass similar to water are in what state of matter at room temperature? Choices: - solid - liquid - vapor - gas A:
gas

(Question)
Q: When a solution freezes, only what particles come together to form a solid phase, while the presence of solute particles interferes with that process? Choices: - pigment - hydrogen - diluent - solvent A:
(Answer)
solvent

Ques: Q: In what area of the body are sutural bones found? Choices: - legs - tooth - skin - skull A:
Ans: skull

(Q).
Q: The nitrogen that enters living systems by nitrogen fixation is successively converted from organic nitrogen back into nitrogen gas by what? Choices: - algae - pollen - viruses - bacteria A:
(A).
bacteria

Ques:Q: Geiger counters can be used to detect what, in general? Choices: - seismic load - convection - evaporation - radiation A:

Ans:radiation

Question: Q: What do chemical reactions need to be activated? Choices: - food - space - products - energy A:
Answer:
energy