Answer to Question #192801 in Physical Chemistry for Emma

Question

1. What is the percentage composition of water in magnesium sulphate heptahydrate?.
2. Draw the Lewis Dot Structures of the following molecules and state the total number of their valence electrons.

a. xenon tetrafluoride (XeF4)

b. sulphur pentachloride (SF5)

c. phosphurus hexafluoride

Answer 1

1.)51.2%

2)a. xenon tetrafluoride (XeF4)

b. sulphur pentachloride (SF5)

c. phosphurus hexafluoride