[LỜI GIẢI] Compounds which are plentiful in nature are calcium carbonat - Tự Học 365
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Compounds which are plentiful in nature are calcium carbonat

Compounds which are plentiful in nature are calcium carbonat

Câu hỏi

Nhận biết

Compounds which are plentiful in nature are calcium carbonate, calcium sulphate, and aluminum oxide.


Đáp án đúng: A

Lời giải của Tự Học 365

Giải chi tiết:

Giải thích:

plentiful = abundant: dồi dào, phong phú

obscure: vô danh (=unknown), khó hiểu (difficult to understand)

unstable: không ổn định

reliable: đáng tin cậy

Tạm dịch: Các hợp chất dồi dào trong tự nhiên là canxi cacbonat, canxi sulphat và oxit nhôm.

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