What is the color and appearance of copper? - Answers
2024年6月20日 · The texture of copper can be smooth and rough. It ranges from 1 Kbytes to 14 Kbytes. ... Copper chloride changes color when heated due to a thermally-induced chemical …
What are two physical properties of Pepsi? - Answers
2023年8月10日 · It will give any of the chemical properties of water, such as turning anhydrous copper sulfate blue. In addition it is acidic. This answer is: ... color and texture. This answer is:
Formula for copper sulfite? - Answers
2024年6月11日 · This composition describes Copper(I) sulfite, which is a compound formed by one atom of copper, one atom of sulfur, and four atoms of oxygen. The chemical formula for …
What happens when you put copper in salt water? - Answers
2025年2月19日 · When copper is placed in salt water, it undergoes a redox reaction. The copper metal will react with the chloride ions in the salt water, causing the copper to corrode and form …
What year did they start putting copper in all of the coins?
2023年9月19日 · Lincoln cents still have copper in them, but it's a very small amount only .025 copper & .975 zinc. 1981 is the last year all Lincoln cents were made of mostly copper …
Why is brass steal and bronze not in the periodic table?
2023年8月10日 · Brass is a compound (or to be technically correct, an alloy) made from the elements zinc and copper. Both of these elements can be found in the transition metals …
What year did the us stop making pennies out of copper?
2023年9月13日 · The dull thud method can be very unreliable and requires a very trained ear. The 95% copper pennies weigh in at about 3.11 grams, while the 97.5% zinc pennies weigh in at …
What is the difference between ASTM B187 and ASTM B152 copper?
2022年11月10日 · ASTM B187 and ASTM B152 copper are very similar in structure. The main difference is that ASTM B187 copper is temper H04 and is hard, and ASTM B152 copper is …
What is the difference between a crystalline rock and a ... - Answers
2024年6月15日 · Clastic rocks tend to have a more angular and fragmented texture, while non-clastic rocks often have a more crystalline or organic texture. Is marble a clastic rock? No, …
What is the Lustre of oxygen? - Answers
2023年8月9日 · Copper has a bright metallic lustre that can tarnish over time to develop a greenish patina. Does kerosene have lustre what is the answer? Kerosene does not have a …