Question

which of these are chemical changes in matter? check all that apply. mixing lemonade powder in water bleaching your hair mowing the lawn lighting a match letting fruit rot

Explanation:

• Mixing lemonade powder in water is a physical change as no new substance is formed.
• Bleaching hair involves a chemical reaction that changes the hair's pigment structure.
• Mowing the lawn is a physical change (cutting grass, no new substance).
• Lighting a match causes a chemical reaction (combustion, new substances like ash and gases).
• Letting fruit rot is a chemical change (decomposition by microbes, new substances).

Answer:

bleaching your hair, lighting a match, letting fruit rot