Chemistry: The Central Science (13th Edition)

Published by Prentice Hall
ISBN 10: 0321910419
ISBN 13: 978-0-32191-041-7

Chapter 3 - Chemical Reactions and Reaction Stoichiometry - Exercises - Page 115: 3.48a

Answer

K3PO4

Work Step by Step

55.3 K; 14.6 P; 30.1 O K = (55.3g/mole)/(39g) = 1.42 moles P = (14.6g/mole)/(31g) = 0.471 moles O = (30.1g/mole)/(16g) = 1.88 moles Divide by smallest amount of moles. 1.42/0.471 ; 0.471/0.471 ; 1.88/0.471 3.01 ; 1 ; 3.99 Round to nearest whole number 3 ; 1 ; 4 K3PO4
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