The correct scientific notation is 7.82 x 105 g
Answer:
Copper(II) sulphate – sodium hydroxide reaction
The reaction between copper(Il) sulphate and sodium hydroxide solutions is a good place to start. If you slowly add one to the other while stirring, you will get a precipitate of copper(II) hydroxide, Cu(OH)2.
The statement about electronegativity that is correct is <span>D. Noble gases have the highest electronegativity values.</span>
