Answer:
Acids that form a complex with aluminum ions can eat their way through the oxide coating, however, so concentrated hydrochloric acid can dissolve aluminum. Zinc is also very reactive and lacks the passivating layer found on aluminum, so it reduces hydrogen ions from acids like hydrochloric acid to form hydrogen gas.
The addition of sodium chloride to pure water causes the conductivity to INCREASE. The more NaCl present in the water, the higher the conductivity is because NaCl is an electrolyte. Once dissolved in water, it becomes Na and Cl which are corpuscles that conduct electricity.
Answer:
In my opinion the third one is write.
Explanation:
soil.
Answer:
1. an object that has been intentionally placed into orbit. they are called Artificial Satalites.Satanists.
2. a huge collection of gas ,dust and billions of stars and their solar systems held together by gravity.
3. a large object such as Jupiter or Earth that orbits a star. planets are smaller than stars and they do not produce light.
4. July 16, 1969
21Explanation:BEACUSE I CAN