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icaroamaral
@icaroamaral
October 2020
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Determine o volume ocupado por:
a)6 g de etano(C2H6) nas CNTP:
b)10 g de hidrogênio(H2) nas CNTP:
c)6,8 g de gás amoníaco(NH3) a zero graus Celsius e 1 atm:
d)1,8 g de gás hélio(He) a zero graus Celsius e 1 atm:
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kellycristina1
A= massa molar do C2H6=30G/MOL
1mol----------30g
xmol---------6g
x=0,2 mol
1mol de gás na CNTP------- 22,4 L
0,2mol nas CNTP----------y L
Y=4,48 L
B=
massa molar do H2=2g/mol
1mol------2g
xmol=10g
x= 5 mol
1mol de gás na CNTP= 22,4L
5mol nas CNTP= y L
Y= 112L
C=
massa molar do NH3= 17g/mol
1mol------------------17g
xmol----------------6,8g
x= 0,4 mol
1MOL DE GAS NA CNTP=22,4
0,4MOL NAS CNPT = Y L
Y=8,96 L
D=
massa molar do He=4g/mol
1mol-------------------4g
xmol-------------------1,8g
x=0,45
1mol de gás nas CNTP= 22,4
0,45mol nas CNTP= Y L
Y= 1008 L
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A= massa molar do C2H6=30G/MOL
1mol----------30g
xmol---------6g
x=0,2 mol
1mol de gás na CNTP------- 22,4 L
0,2mol nas CNTP----------y L
Y=4,48 L
B=
massa molar do H2=2g/mol
1mol------2g
xmol=10g
x= 5 mol
1mol de gás na CNTP= 22,4L
5mol nas CNTP= y L
Y= 112L
C=
massa molar do NH3= 17g/mol
1mol------------------17g
xmol----------------6,8g
x= 0,4 mol
1MOL DE GAS NA CNTP=22,4
0,4MOL NAS CNPT = Y L
Y=8,96 L
D=
massa molar do He=4g/mol
1mol-------------------4g
xmol-------------------1,8g
x=0,45
1mol de gás nas CNTP= 22,4
0,45mol nas CNTP= Y L
Y= 1008 L