Latent heat is the quantity of heat gained or lost as a substance undergoes a ________
A) change in chemical composition
B) change in molecular weight
C) change in state
D) change in atomic mass
E) change in subatomic structure
C
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Which statement about arsenic is false?
A)It is odorless and tasteless. B)It contaminates groundwater via natural processes. C)It harms the nervous system and may cause birth defects. D)Reducing the amount of arsenic in water will increase the cost of water. E)Arsenic concentrations are uniform across the U.S.
Examine the map of the Cascadia subduction zone and explain why an eruption of Mount Rainier would be considerably more destructive than the similar eruption of Mount Mazama, which formed Crater Lake during a massive eruption 7,700 years ago
What will be an ideal response?
Judge the following sentence according to the criteria given below: Clown fish are stunned but not killed when they are stung by sea anemone BECAUSE they have a protective agent in the mucus that coats their bodies
A) The assertion and the reason are both correct, and the reason is valid. B) The assertion and the reason are both correct, but the reason is invalid. C) The assertion is correct, but the reason is incorrect. D) The assertion is incorrect, but the reason is correct. E) Both the assertion and the reason are incorrect.
Comets are composed primarily of rocky and metallic materials.
Answer the following statement true (T) or false (F)