please answer all 01. Suppose you have atoms A and B. Which of the following is not true?A. All matter is composed of small particles called atoms.B. Atoms of one element can be converted to atoms of another element in chemical reactions.C. Atoms have different masses.D. All atoms of a given element are identical.02.What are isotopes in the given hypothetical elements?Element X Element Y Element ZAtomic number 53Mass number5453127127131A. X &ZB. X & YC. Y&ZD. None of the above03.Urine contains urea. The urea used for fertilizers is synthesized in the laboratory. Which of thefollowing is not true about urea?A. The urea in urine and the synthetic urea have the same smell.B. The urea in urine is dissolved in water along with other waste materials while thesynthetic urea is in crystalline or powder form.

01. Suppose you have atoms A and B. Which of the following is not true? A. All matter is composed of small particles called atoms. B. Atoms of one element can be converted to atoms of another element in chemical reactions. C. Atoms have different masses. D. All atoms of a given element are identical. 02. What are isotopes in the given hypothetical elements? Atomic number 53 Mass number Element X Element Y Element Z 54 127 53 131 127 A. X &Z B. X & Y C. Y&Z D. None of the above

01. Suppose you have atoms A and B. Which of the following is not true? A. All matter is composed of small particles called atoms. B. Atoms of one element can be converted to atoms of another element in chemical reactions. C. Atoms have different masses. D. All atoms of a given element are identical. 02. What are isotopes in the given hypothetical elements? Atomic number 53 Mass number Element X Element Y Element Z 54 127 53 131 127 A. X &Z B. X & Y C. Y&Z D. None of the above

Chemistry

10th Edition

ISBN:9781305957404

Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Chapter1: Chemical Foundations

Section: Chapter Questions

Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...

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