挑战习题
1/5单选题
难度:

1.相同状况下,等物质的量的氢气与氧气,不相等的是
A 两者分子个数
B 两者原子个数
C 两者质量
D 两者体积
提示1:
54mp6LSo55qE6YeP5LmL5q+U562J5LqO5rCU5L2T5L2T56ev5q+U44CC
正确答案:Qw==
54mp6LSo55qE6YeP55u4562J77yM5YiZ5Lik6ICF55qE5b6u57KS5Liq5pWw55u4562J44CC5rCi5rCU5LiO5rCn5rCU6YO95piv5Y+M5Y6f5a2Q5YiG5a2Q77yM5Zug5q2k562J54mp6LSo55qE6YeP55qE5rCi5rCU5LiO5rCn5rCU5YiG5a2Q44CB5Y6f5a2Q5pWw6YO955u4562J44CCPGJyPuWcqOebuOWQjOeKtuWGteS4i++8jOawlOS9k+eahOS9k+enr+avlOetieS6jueJqei0qOeahOmHj+S5i+avlOOAgg==