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Gabrielps014
@Gabrielps014
August 2019
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H2 (g) + O2 (g) → H2O
Qual a massa de H2 necessaria para formar 90 g de agua ?
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flamorinha
Balanceando
2H2 + O2 - 2H2O
Regra de três:
4g de H2=36g de H2O
x de H2=90g de H20
36x=4.90
x=10g
1 votes
Thanks 1
Gabrielps014
36?
Gabrielps014
Obrigado pela reposta!
flamorinha
H20=16g
flamorinha
2H2O=36g
flamorinha
por nd ;)
Gabrielps014
Vlw 1 calcular massa molar
Gabrielps014
16+16+4 :)
flamorinha
:)
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2H2 + O2 - 2H2O
Regra de três:
4g de H2=36g de H2O
x de H2=90g de H20
36x=4.90
x=10g