| ||
| ||
5.64g |
188g/mol |
1 |
4 |
1.6g |
80g/mol |
| ||
0.06 |
0.015+0.5n |
1.92 |
2.88-x |
1.92 |
2.88-x |
1.92 |
2.88-x |
A.6.5g | B.9.75g | C.13g | D.16•25g |
A.在适当温度和催化剂作用下,用2molSO2和1molO2合成SO3 |
B.标准状况下,将1g铝片投入20mL18mol•L-1的硫酸中 |
C.常温下,向100mL3mol•L-1的硝酸中加入6.4gCu |
D.将含有少量H2O(g)的H2通入足量Na2O2容器中并不断用电火花点燃 |