Calculate the Volume of H₂(g) at 273 K and 2

question 76

Multiple Choice

Calculate the volume of H₂(g) at 273 K and 2.00 atm that will be formed when 275 mL of 0.725 M HCl solution reacts with excess Mg to give hydrogen gas and aqueous magnesium chloride.

• A) 0.56 L
• B) 1.12 L
• C) 2.23 L
• D) 3.54 L
• E) 4.47 L

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Majority Vote

A decision rule where more than half of the participants need to agree on a proposal for it to be approved.

Paired-Choice Vote

A voting method in which participants are presented with pairs of options and choose their preference within each pair, often used to rank preferences or make decisions.

Ranked Preferences

Ordering alternatives based on their desirability from most to least preferred.

Majority Voting

A voting system where decisions are made and actions are taken based on the preferences of the majority of voters, often applied in democratic governance and organizational decision-making.