77. Chromium(III) oxide, which can be converted into metallic chromium, is formed in the following reaction: Na2Cr207 + S Cr203 + Na2SO4 800-1000 °C a. How many grams of chromium(III) oxide, Cr203, are formed in the reaction of 981 g of sodium dichromate, Na2Cr207, with 330 g of sulfur, S? b. Explain why one of these substances is in excess and one is limiting.

77. Chromium(III) oxide, which can be converted into metallic chromium, is formed in the following reaction: Na2Cr207 + S Cr203 + Na2SO4 800-1000 °C a. How many grams of chromium(III) oxide, Cr203, are formed in the reaction of 981 g of sodium dichromate, Na2Cr207, with 330 g of sulfur, S? b. Explain why one of these substances is in excess and one is limiting.

Chemistry

10th Edition

ISBN:9781305957404

Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Chapter1: Chemical Foundations

Section: Chapter Questions

Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...

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