Copper atoms and zinc atoms get melted together to form brass. Both atoms have similar atomic radius (135 pm). Based on that information, which of the following diagrams best represents the structure of this alloy and why?

Which real-world scenarios below represent physical and chemical changes? -running a car -exploding fireworks -mixing water and powdered drink mix -combining oil and vinegar to make salad dressing -taking aspirin for a headache -diluting bleach with water-digesting dinner-spreading peanut butter on bread

The pressure inside a hydrogen-filled container was 2.10 atm at 21 ? c. what would the pressure be if the container was heated to 92 ? c ?

Which of the following best supports the concept that genetic information is passed on to offspring from both of their parents, not just one?