A.1.53g/cm3 B.1.63g/cm3 C.1.43g/cm3 D.1.70g/cm3
A.③④①⑧⑥⑤②⑦ B.③⑧⑤①④⑥②⑦ C.⑤①⑧③④⑥②⑦ D.④①②⑧③⑥⑤⑦
A.②④①⑤⑥③⑦ B.④②⑤①⑥③⑦ C.④②①⑤⑥③⑦ D.②④⑤①⑥③⑦