23 How much water should be added to 50 ml of 80 percent acid solution to dilute it to a 70 percent acid solution ml 24 How many ml of 40 percent acid should be added to pure acid to make 40 ml of 45 percent acid Write your answer as a decimal rounded to the nearest thousandth if necessa x ml 25 An investment firm invested 3000 into two accounts 2200 went to an 12 annual rate account The rest went to a 7 annual rate account The interest the first year amounted to YOU