A compound or a mixture.
If it is two or more elements are mixed, it is a mixture. If two or more elements are chemically reacted, it is a compound ( example FeS)
Hope this helps.
Answer: When converting from Scientific Notation to a standard or normal notation, use the value of the exponent to determine the number of places to move the decimal point. Move the decimal place to the right if the exponent is positive and move the decimal place to the left if the exponent is negative.
Explanation: I got this from a website but I still hope it helps!
I don’t understand what your asking please explain more
Answer:
Aluminum: Water: 4.7 Metal: 72.9
Copper: W:1.9 M: 75.4
Explanation:
Iron:W:2.4 M:75.1
Lead: W: 0.7 M: 76.1