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please help me, only two numbers please i need your help.. thx

please help me, only two numbers please i need your help.. thx

Chemistry
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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please help me, only two numbers please i need your help.. thx
Among the following equations, the ones that are already equivalent arda A. Cr203 + 2 AI Al203 + Cr B. Al + H2S04 Al2 (SO4) 3 + H2 C. C2H5OH + 02 → 2CO2 + 3H2O D. Mg(OH)2 + 2HCI- MgCl2 + 2H2O E. Cu + H2S04 CUSO4 + 3 H2O + SO2
Transcribed Image Text:Among the following equations, the ones that are already equivalent arda A. Cr203 + 2 AI Al203 + Cr B. Al + H2S04 Al2 (SO4) 3 + H2 C. C2H5OH + 02 → 2CO2 + 3H2O D. Mg(OH)2 + 2HCI- MgCl2 + 2H2O E. Cu + H2S04 CUSO4 + 3 H2O + SO2
The molecular formulas of hydrochloric acid, sulfuric acid, and phosphoric acid are A. HCIO, H2 S, and H3 PO3 B. HCI, H2 SO3and H3 PO4 C. HCIO3 H2 SO4, and H2 PO4 D. HCL, H2 S04 and H3PO4 E. HCI, HNO3and H2 PO3
Transcribed Image Text:The molecular formulas of hydrochloric acid, sulfuric acid, and phosphoric acid are A. HCIO, H2 S, and H3 PO3 B. HCI, H2 SO3and H3 PO4 C. HCIO3 H2 SO4, and H2 PO4 D. HCL, H2 S04 and H3PO4 E. HCI, HNO3and H2 PO3
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