Chemistry, 26.09.2020 01:01 TightKnowsDaWhey
When Boiling water, bubbles start to appear in the water and a gas rises from the surface. In 5 complete sentences, explain whether this is a physical or chemical change and WHY.
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Chemistry, 21.06.2019 22:40
How many electrons does silver have to give up in order to achieve a sido noble gas electron configuration?
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Chemistry, 22.06.2019 04:40
Silver tarnishes as silver metal reacts with hydrogen sulfide, h2s, in the air. in this reaction, dark silver sulfide, au2s, covers the surface of silver. when silver is polished, this coating of silver sulfide can be removed from the surface. this makes the silver shiny again. enter the coefficients that balance the tarnishing reaction equation. (type 1 for no coefficient.)
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Chemistry, 22.06.2019 05:50
What are the 4 phases of matter in order of increasing engery content?
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Chemistry, 22.06.2019 06:00
In an investigation that uses the scientific method, which step immediately follows making a hypothesis? o summarizing the results o asking a question o making observations designing an experiment mark this and retum save and exit next submit
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When Boiling water, bubbles start to appear in the water and a gas rises from the surface. In 5 comp...
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