Gravel is a solid, opaque, heterogenous mixture.
<span>led to the discovery of many new sea floor features of smaller scales. Deep sea trenches and sea volcanoes.
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Moles of Zn: 26 / 65 = 0.4
Moles of S: 12.8 / 32 = 0.4
Molar ratio of Zn : S = 1 : 1
Empircal formula: ZnS
The answer is C
Conduction conduction is when things heat up when they are touching
Option B:
Global climate is complex, so changes in global climate are hard to predict.