The teacher shows students a pictorial model of an atom. Which element is
represented by the model and what evidence is provided?
A. Fluorine because the model has 19 neutrons and electrons which is represented by the
atomic number found on the periodic table.
B. Fluorine because the model has 9 protons which is represented by the mass number found
on the periodic table.
C. Fluorine because the model has 9 protons which is represented by the atomic number
found on the periodic table.
D. Neon because there are 10 neutrons which is represented by the atomic number found on
the periodic table.
Answers: 2
Another question on Chemistry
Chemistry, 22.06.2019 00:30
Water (2510 g ) is heated until it just begins to boil. if the water absorbs 5.09×105 j of heat in the process, what was the initial temperature of the water?
Answers: 3
Chemistry, 22.06.2019 18:10
Areader can tell that the meaning of “obnoxious” will include “having the quality of something” because of the .a) prefix b)pronunciation c)suffix d) word root
Answers: 3
Chemistry, 22.06.2019 20:10
The lattice enthalpy (formation of ionic solid from ions in the gas phase) for agcl(s) is -916 kj/mol and the hydration enthalpy (dissolution of gaseous ions into water) is -850 kj/mol. how much heat (in joules) is involved in forming 1l of saturated agcl solution (1.8 × 10-4 g / 100 ml water) by dissolving agcl(s)? assume solution volume does not change much upon dissolution. the equations are given below. ag+(g) + cl−(g) æ agcl(s)
Answers: 3
Chemistry, 22.06.2019 21:30
Isopropyl alcohol, (ch3)2choh, is a common solvent. determine the percent by mass of hydrogen in isopropyl alcohol. a) 6.71% h b) 13.4% h c) 25.0% h d) 53.3% h
Answers: 1
You know the right answer?
The teacher shows students a pictorial model of an atom. Which element is
represented by the model...
Questions
Advanced Placement (AP), 06.05.2020 19:10
English, 06.05.2020 19:10
Mathematics, 06.05.2020 19:10
World Languages, 06.05.2020 19:10
Social Studies, 06.05.2020 19:10
English, 06.05.2020 19:10
History, 06.05.2020 19:10
Mathematics, 06.05.2020 19:10
Mathematics, 06.05.2020 19:10
Mathematics, 06.05.2020 19:10
History, 06.05.2020 19:10
