According to paragraph 2, an atom’s atomic number is determined by
Giải bởi Vietjack
D
Theo đoạn 2, số nguyên tử của một nguyên tử được xác định bởi
A. Tổng các hạt proton và electron
B. Số lượng notron và proton khác nhau.
C. Sức mạnh kết hợp giữa các hạt proton và notron.
D. Tổng số proton mà nó có.
Dẫn chứng: Elements are defined by two numbers; their atomic number , which is equal to the number of protons they have,
=>Chọn D
Which of the following is closest in meaning to the word "ramifications" in paragraph 4?
With which of the following conclusions would the author probably agree?
The author mentions that all of the following are aware of quantities in some ways EXCEPT
What can be inferred from the passage about the fossils mentioned in the third paragraph?
How would the author probably characterize the people who are mentioned in the first line of the second paragraph
What is the geographical relationship between the Basin and Range Province and the Great Basin?
