13. A homogeneous mixture is also called _______________.(A) a heterogeneous mixture. (B) a pure substance.(C) a compound. (D)a solution.

13. A homogeneous mixture is also called _______________.
(A) a heterogeneous mixture.
(B) a pure substance.
(C) a compound.
(D)a solution.

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統計： A(0), B(4), C(3), D(6), E(0) #3577902

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23. Which of the following statements is incorrect?(A) Dalton's statement "All atoms of a given element are identical" is no longeraccepted because of the existence of isotopes and ions.(B). Dalton’s theory states that elements are made of tiny particles called atoms.(C) According to Rutherford, the number of protons is the same as the numberof electrons.(D) According to Rutherford, the nucleus must have a positive charge tobalance the negative charge of the electrons.

13. A homogeneous mixture is also called _______________.
(A) a heterogeneous mixture.
(B) a pure substance.
(C) a compound.
(D)a solution.

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13. A homogeneous mixture is also called _______________.(A) a heterogeneous mixture.(B) a pure substance.(C) a compound.(D)a solution.

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相關試題

相關試卷

13. A homogeneous mixture is also called _______________.
(A) a heterogeneous mixture.
(B) a pure substance.
(C) a compound.
(D)a solution.