18850
Adsorption of the other RX onto UV - Ga was weaker , as indicated by smaller theta ( water ) ( 82 degrees - 92 degrees ) .
 Chemical: Ga
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
Answer:
 Chemical: Ga