cho biết ý nghĩa của công thức hóa học Magie sumfat

2 câu trả lời

Công thức hóa học của một chất cho ta biết:

+) Nguyên tố nào tạo ra chất

+) Số nguyên tử mỗi nguyên tố có trong 1 phân tử của chất

+) Phân tử khối của chất

Ý nghĩa của CTHH: \({MgS{O_4}}\)

+) Nguyên tố tạo thành: Magie (Mg); Lưu huỳnh (S); Oxi (O)

+) Phân tử \({M_{MgS{O_4}}}\)bao gồm: 1 nguyên tử Mg, 1 nguyên tử S, 4 nguyên tử O

+) Phân tử khối của chất :\({M_{MgS{O_4}}} = {M_{Mg}} + {M_S} + {M_O} = 24 + 32 + 16.4 = 120\)

Đáp án: phân tử tạo nên từ nguyên tử Mg và sunfat

Giải thích các bước giải:

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