Answer:
she should not have multiplied the sulfur atoms by the subscript 4
Explanation:
Li because its charge is +1.
Answer: On losing 6 moles of water, cobalt chloride forms unstable violet-coloured ions, before generating its stable blue-coloured anhydrous form.
Explanation:
The hydrated cobalt chloride loses its 6 water of crystallization, then dissociates into ions: cobalt ions and chlorine ions that appear violet, and quickly combined to form the stable anhydrous Cobalt chloride with blue colour.
It measures the acidity/basic level, that rules A out
hope this helped a little
