ISO INTERNATIONAL STANDARD 80000-11 Second edition 2019-10 Quantities and units Part 11: Characteristic numbers Grandeurs et unités - Partie 11: Nombres caractéristiques Reference number IS0 80000-11:2019(E) ISO @ IS0 2019 IS0 80000-11:2019(E) COPYRIGHTPROTECTEDDOCUMENT @IS02019 be reproduced or utilized otherwise in any form or by any means, electronic or mechanical, including photocopying, or posting on the internet or an intranet, without prior written permission. Permission can be requested from either ISO at the address beloworIso'smemberbodyinthecountryoftherequester. ISO copyright office CP 40i : Ch. de Blandonnet 8 CH-1214 Vernier, Geneva Phone:+41227490111 Fax: +4122 749 09 47 Email: [email protected] Website: www.iso.org Published in Switzerland ii @ IS0 2019 - All rights reserved IS0 80000-11:2019(E) Contents Page Foreword iv Introduction V 1 Scope. 1 2 Normative references .1 3 Terms and definitions .1 4 Momentum transfer 1 5 Transfer of heat .16 6 Transfer of matter in a binary mixture .24 7 Constants of matter. .33 8 .37 Magnetohydrodynamics. 9 Miscellaneous .46 Bibliography .48 Alphabetical index 49 @ IS0 2019 - All rights reserved iii