題目列表(包括答案和解析)
在一定條件下,當(dāng)64gSO2氣體被氧化成SO3氣體時(shí),共放出熱量98.3KJ,已知SO2在此條件下轉(zhuǎn)化率為80%,據(jù)此,下列熱化學(xué)方程式正確的是
A.SO2(g)+1/202(g)SO3(g);△H=-98.3KJ·mol-1
B.2SO2(g)+O2(g)SO3(l);△H=-196.6KJ·mol-1
C.SO2(g)+1/2O2(g)SO3(g);△H=-78.64KJ·mol-1
D.2SO2(g)+O2(g)SO3(g);△H=+196.6KJ·mol-1
在一定條件下,當(dāng)64gSO2氣體被氧化成SO3氣體時(shí),共放出熱量98.3KJ,已知SO2在此條件下轉(zhuǎn)化率為80%,據(jù)此,下列熱化學(xué)方程式正確的是
A.SO2(g)+1/202(g)SO3(g);△H=-98.3KJ·mol-1
B.2SO2(g)+O2(g)SO3(l);△H=-196.6KJ·mol-1
C.SO2(g)+1/2O2(g)SO3(g);△H=-78.64KJ·mol-1
D.2SO2(g)+O2(g)SO3(g);△H=+196.6KJ·mol-1
在一定條件下,當(dāng)64gSO2氣體被氧化成SO3氣體時(shí),共放出熱量98.3KJ,已知SO2在此條件下轉(zhuǎn)化率為80%,據(jù)此,下列熱化學(xué)方程式正確的是
A.SO2(g)+1/202(g)SO3(g);△H=-98.3KJ·mol-1
B.2SO2(g)+O2(g)SO3(l);△H=-196.6KJ·mol-1
C.SO2(g)+1/2O2(g)SO3(g);△H=-78.64KJ·mol-1
D.2SO2(g)+O2(g)SO3(g);△H=+196.6KJ·mol-1
在一定條件下,當(dāng)64gSO2氣體被氧化成SO3氣體時(shí),共放出熱量98.3KJ,已知SO2在此條件下轉(zhuǎn)化率為80%,據(jù)此,下列熱化學(xué)方程式正確的是
A.SO2(g)+1/202(g)SO3(g);△H=-98.3KJ·mol-1 |
B.2SO2(g)+O2(g)SO3(l);△H=-196.6KJ·mol-1 |
C.SO2(g)+1/2O2(g)SO3(g);△H=-78.64KJ·mol-1 |
D.2SO2(g)+O2(g)SO3(g);△H=+196.6KJ·mol-1 |
A.SO2(g)+1/202(g)SO3(g);△H=-98.3KJ·mol-1 |
B.2SO2(g)+O2(g)SO3(l);△H=-196.6KJ·mol-1 |
C.SO2(g)+1/2O2(g)SO3(g);△H=-78.64KJ·mol-1 |
D.2SO2(g)+O2(g)SO3(g);△H=+196.6KJ·mol-1 |
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