Heating water so that it boils is an example of .
an exothermic change
a chemical chang...
Physics, 19.01.2021 21:30 tredagoat20
Heating water so that it boils is an example of .
an exothermic change
a chemical change
an endothermic change
a change in mass
Answers: 2
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Decreased sensitivity to an unchanging stimulus is known as
Answers: 3
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In a hydrogen molecule there are a total of four charges, 2 protons in the two nuclei, and 2 electrons. how many unique charge-pairs are there (without double counting)?
Answers: 3
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The illuminance of a surface varies inversely with the square of its distance from the light source. if the illuminance of a surface is 120 lumens per square meter when its distance from a certain light source is 6 meters, by how many meters should the distance of the surface from the source be increased to reduce its illuminance to 30 lumens per square meter?
Answers: 3
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