Chemistry

Chemistry, 26.07.2019 08:00, harleyloveless2853

Which of the following represents a type of change (physical or chemical) that is different from the rest? breaking a cracker in half grinding a cracker in a mixer biting on a cracker into smaller pieces digesting a cracker in the stomach

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Social Studies, 04.07.2019 07:00, neolmar9329

1: which of these is a chemical property of a substancereactivitycolor boiling pointmelting point2: what does the release or absorption of energy indicate physical change chemical changephysical and chemical changesneither physical nor chemical changes3: which of these is an example of a physical changebreaking bread baking bread digesting breadtoasting bread 4: which of these is an example of a chemical change cutting breadspreading peanut butterdigesting a sandwich stirring jelly5: which of these is an example of a chemical change fireworks exploding grinding powdermelting cheese ironing a shirt

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Physics, 23.07.2019 18:30, ste78

During a camping trip, sierra collected dry branches and broke them into smaller pieces. she then placed the sticks in a fire pit and used a match to light the sticks on fire. next, she propped a metal pan of water over the fire and heated it until the water boiled. which list correctly describes physical and chemical changes that occurred in this scenario? physical change: breaking sticks chemical changes: lighting the fire, boiling water physical change: boiling water chemical change: breaking sticks, lighting the fire physical changes: lighting the fire, boiling water chemical change: breaking sticks physical changes: breaking sticks, boiling water chemical change: lighting the fire

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Chemistry, 28.07.2019 15:50, RealSavage4Life

During a camping trip, sierra collected dry branches and broke them into smaller pieces. she then placed the sticks in a fire pit and used a match to light the sticks on fire. next, she propped a metal pan of water over the fire and heated it until the water boiled. which list correctly describes physical and chemical changes that occurred in this scenario? physical change: breaking sticks chemical changes: lighting the fire, boiling water physical change: boiling water chemical change: breaking sticks, lighting the fire physical changes: lighting the fire, boiling water chemical change: breaking sticks physical changes: breaking sticks, b

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Physics, 29.07.2019 14:00, jenniferalvarez360

During a camping trip, sierra collected dry branches and broke them into smaller pieces. she then placed the sticks in a fire pit and used a match to light the sticks on fire. next, she propped a metal pan of water over the fire and heated it until the water boiled. which list correctly describes physical and chemical changes that occurred in this scenario? physical change: breaking sticks chemical changes: lighting the fire, boiling water physical change: boiling water chemical change: breaking sticks, lighting the fire physical changes: lighting the fire, boiling water chemical change: breaking sticks physical changes: breaking sticks, boiling water chemical change: lighting the fire

Answers: 1

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