What volume of 0.250 MHCl is required to produce 2.00 L of H2gas (assume excess Mg)at STP? Mg(s) + 2 HCl(aq) H2(g) + MgCl2(aq)A. 22.0 mLB. 360. mLC. 2.80 LD. 11.2 LE. 714mL An empty 2.10-L vessel weighs 92.00 g. After fillingthe vessel with 1.00 atm of a gas at 27.0 °C, thevessel weighs 96.65 g. What is the molar mass ofthe gas?A. 4.24 g/molB. 11.1 g/molC. 54.5 g/molD. 113 g/mol

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What volume of 0.250 MHCl is required to produce 2.00 L of H2gas (assume excess Mg)at STP? Mg(s) + 2 HCl(aq) H2(g) + MgCl2(aq) A. 22.0 mL B. 360. mL C. 2.80 L D. 11.2 L E. 714mL

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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Question

What volume of 0.250 MHCl is required to produce 2.00 L of H2gas (assume excess Mg)at STP? Mg(s) + 2 HCl(aq) H2(g) + MgCl2(aq)

A. 22.0 mL

B. 360. mL

C. 2.80 L

D. 11.2 L

E. 714mL

An empty 2.10-L vessel weighs 92.00 g. After filling
the vessel with 1.00 atm of a gas at 27.0 °C, the
vessel weighs 96.65 g. What is the molar mass of
the gas?
A. 4.24 g/mol
B. 11.1 g/mol
C. 54.5 g/mol
D. 113 g/mol

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