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Please i need the answer for 18,19,20 Answer and I will give you brainiliest ​
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Please i need the answer for 18,19,20

Answer and I will give you brainiliest
​

Please i need the answer for 18,19,20 Answer and I will give you brainiliest ​-example-1
User PeiSong
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Number 18 is correct, number 19 is the particles speed up and the substance expands, and number 20 is decrease in volume
User Antoine OL
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