Read the passage. What is the claim?

Exercise and diet help people lose more weight than with the aid of this drug.
This drug helps people lose more weight than diet and exercise alone.
Overweight adults have always had high blood pressure.
This drug won’t help people lower their blood pressure if they already exercise.

This drug helps people lose more weight than diet and exercise alone. The reason for this statement is that with diet and exercise alone, 23% lost weight whereas with diet, exercise and the drug, 48% lost weight so the conclusion is that the drug enhanced weight loss.

propane is burned to provide the heat in many cooking grills. the chemical reaction for this process is shown in the equation below.

c3h8 + 5o2 ? 3 co2 + 4h2o + energy

what are the products in this chemical reaction?

3co2 + 4h2o + energy