Answer: B
Explanation:
Graph 1 represents an endothermic reaction, Graph 2 represents an exothermic reaction.
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Answer:
Sue was not right as wood is not a heat conductor and will not allow heat to pass through the spoon thus keeping the hand safe. In a meatal spoon, heat can pass through and burn the hand as meatal is a good conductor of heat.
Answer:
fractional distillation since ot depends on the different liquids to have different boiling points
What term and what definition..
Answer:
The answer should be 1000 kg / m3