you mix 0.6L of a 0.2% v/v concentration of drug E with 1.2L of a 0.5% v/v concentration of drug E. what will the final % concentration be?

Achef makes salad dressing by mixing oil, vinegar, and spices, as shown. which type of matter is the salad dressing?

In the following redox reaction which is the oxidizing agent and which is the reducing agent? alcl3 + na nacl + al

8) a mixture of he, ne and ar has a pressure of 7.85 atm. if the ne has a mole fraction of 0.47 and 8) ar has a mole fraction of 0.23, what is the pressure of he? a) 4.2 atm b) 3.7 atm c) 5.5 atm d) 2.4 atm e) 1.8 atm