uncollin2003 uncollin2003

11-10-2017
Chemistry

contestada

1. Is an egg being cooked a psychical or chemical change?

2. Is water boiling a physical or chemical change?

3. Is zinc chloride and Hydrogen gas put together a physical or chemical change?

4. Is Sodium sulfate and Copper Hydroxide put together a physical or chemical change?

SOMONE PLEASE HELP I HAVE A TEST IN 10 MIN!!

Respuesta :

luislopesz2002 luislopesz2002

11-10-2017

the second one is chemical change

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drakefoster drakefoster

11-10-2017

1. physical
2. physical
3.chemical
4.chemical

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