For every pound a company spends on advertising, it spends £0,75 on its website. Express the amount spent on advertising to the amount spent on its website as a ratio in its simplest form.

For each of the following compounds, write the formula then predict whether it would be a strong, weak, or non-electrolyte when placed in di water. for the ionic compounds only, put (s) or (aq) after the forrmula formula strong, weak or non electrolyte? a calcium hydroxide b. silver carbonate c. lead(ii) sulfate d. phosphorus trifluoride e. sodium phosphide f barium sulfate g. strontium acetate h. zinc nitrate

In salt water solution,the salt is the blank

How do you know when a chemical reaction has occurred