ethan5455 ethan5455

18-06-2022
Chemistry

contestada

What is the mass of 7.00 mol of hydrogen peroxide (H₂O₂)?
0.206 g
0.389 g
126 g
238 g

Respuesta :

emmajasmine emmajasmine

18-06-2022

Answer:

238.14

Explanation:

2 H + 2O

2(1.01) + 2(16.00) = 34.02

34.02*7 = 238.14

238.14

More information:

https://brainly.com/question/19747767

Answer Link

18-06-2022

n=7mol , MH2O2= 34g/mol
-> m= n.M
-> 7x34= 238g

Answer Link

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