The Earth's early atmosphere consisted of Carrbon Dioxide, methane, sulphur, ammonia, nitrogen and smaller amounts (aprox. 0.05%) of other gases.
Answer:
buring of paper, burning of wood etc are the examples of chemical change
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Well, depending on the charge, it could be Cu; if it has a charge of 2+
Answer: Discover ZEISS Solutions
Investigate soft materials like polymers, catalysts, coatings and chemicals to gain a better understanding of their properties. Analyze surface topography, chemical composition, tensile deformation and fracture patterns. Scroll down this page and discover microscopy characterization techniques and solutions from ZEISS enabling you to perform soft materials research in your lab efficiently.
