If zinc chloride weighs 136.28 g/mol, what is its molecular formula? show calculations

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

Which are forms of frozen water? check all that apply. dew frost hail rain sleet

Which suspect most likely committed the robbery and how do you know