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sammuelanderson1539
02.07.2019 •
Chemistry
If the volume of the graduated cylinder was 30 ml before the rock was put in, what is the volume of the rock?
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Ответ:
Ответ:
Scientific models are representations of objects, systems or events and are used as tools for understanding the natural world. Models use familiar objects to represent unfamiliar things. Models can help scientists communicate their ideas, understand processes, and make predictions.