Chemistry, asked by AnushaNath1240, 12 hours ago

tính hóa trị của mỗi nguyên tố trg các hợp chất sau: PH3, MN2O7, Ca(OH)2 (NHÓM (OH) HÓA TRỊ I

Answers

Answered by Cheenu21

0

Answer:

MN2O7,

Explanation:

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