When 2.16 g of H2 reacts with excess O2 by the following equation, 258

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When 2.16 g of H2 reacts with excess O2 by the following equation, 258 kJ of heat are released. What is the change of enthalpy associated with the reaction of 1.00 mol of hydrogen gas? 2 H2 + O2 ⟶ 2 H2O Round your answer to the nearest whole number. Include a negative sign if appropriate. Provide your answer below: kJ/mol

When 2.16 g of H2 reacts with excess O2 by the following equation, 258 kJ of heat are released. What is the change of enthalpy associated with the reaction of 1.00 mol of hydrogen gas? 2 H2 + O2 ⟶ 2 H2O Round your answer to the nearest whole number. Include a negative sign if appropriate. Provide your answer below: kJ/mol

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When

2.16 g

of

H_{2}

reacts with excess

O_{2}

by the following equation,

258 k J

of heat are released.

What is the change of enthalpy associated with the reaction of

1.00 m o l

of hydrogen gas?

2 H_{2} + O_{2} ⟶ 2 H_{2} O

Round your answer to the nearest whole number.
Include a negative sign if appropriate.

Provide your answer below:

◻

k J / m o l

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