Question 27 Which of these is not equivalent to one mole? C 6.022 x 10 marbles 12 grams of carbon O Avogadro's number o 12 grams of magnesium 28 grams of nitrogen, N2 Question 28 The CI ion contains protons and electrons. o 17; 17- o 17; 18 o 18; 16 18; 18 16; 17 Question 29 The atomic mass of fluorine (F) is 19.00. Which of the following is not true? An atom of F has a mass of 19.00 amu. o One mole of F has a mass of 19.00 g. The mass of 6.02 x 1023 atoms of F is 19.00 g. O The mass of 6.02 x 10 atoms of F is 19.00 amu. The approximate total number of protons and neutrons in fluorine is 19. Question 30 How many protons (p), neutrons (n), and electrons (c) are in an atom of 3U? 92 p, 146 n, 92 e 92 p, 143 n, 92 c 92 p, 92 n, 146 c 92 p, 92 n, 92 e 92 p, 51 n, 92 e

Question 27 Which of these is not equivalent to one mole? C 6.022 x 10 marbles 12 grams of carbon O Avogadro's number o 12 grams of magnesium 28 grams of nitrogen, N2 Question 28 The CI ion contains protons and electrons. o 17; 17- o 17; 18 o 18; 16 18; 18 16; 17 Question 29 The atomic mass of fluorine (F) is 19.00. Which of the following is not true? An atom of F has a mass of 19.00 amu. o One mole of F has a mass of 19.00 g. The mass of 6.02 x 1023 atoms of F is 19.00 g. O The mass of 6.02 x 10 atoms of F is 19.00 amu. The approximate total number of protons and neutrons in fluorine is 19. Question 30 How many protons (p), neutrons (n), and electrons (c) are in an atom of 3U? 92 p, 146 n, 92 e 92 p, 143 n, 92 c 92 p, 92 n, 146 c 92 p, 92 n, 92 e 92 p, 51 n, 92 e

Introductory Chemistry: A Foundation

9th Edition

ISBN:9781337399425

Author:Steven S. Zumdahl, Donald J. DeCoste

Publisher:Steven S. Zumdahl, Donald J. DeCoste

Chapter9: Chemical Quantities

Section: Chapter Questions

Problem 2CR: erhaps the most important concept in introductory chemistry concerns what a mole of a substance...

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