Quick question! !

how many atoms are in 0.654 moles of lithium chloride?

3.93 x 1023 atoms

7.87 x 1023 atoms

9.20 x 1023 atoms

1.18 x 1024 atoms

Which element in the third period would you expect to have the larger atomic radius, sodium (na) or sulfur (s)? a. sodium, because it has a higher effective nuclear charge attracting electrons in fewer energy levels. b. sodium, because it has fewer protons attracting electrons in the same energy levels. c. sulfur, because it has more protons attracting electrons in more energy levels. d. sulfur, because it has a higher effective nuclear charge attracting electrons in the same energy levels.

What is the correct lewis structure for chloroform chcl3

Find the number of grams of hcl needed to react completely with .50 moles of magnesium.