div class=ts-pagebutton class=gotoPage data-page=1Page 1button div class=ts-imagea href=https:reader042vdocumentssitereader042viewer2022020522575068131a28ab0f07ae7c29html5page1jpg target=_blank img data-url=ultrasonic-absorption-in-acetic-acid-at-450-kcs-by-the-calorimetric-methodhtmlpage=1 data-page=1 class=ts-thumb lazyload alt=Page 1: Ultrasonic Absorption in Acetic Acid at 450 kcs by the Calorimetric Method loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader042vdocumentssitereader042viewer2022020522575068131a28ab0f07ae7c29html5thumbnails1jpg width=140 height=200 adivp© 1959 Nature Publishing Grouppdiv