The isotopes of an element differ in the number or neutrons whereas the number of protons or electrons of a neutral atom stays the same. The molar mass of the element is based on the percent abundances of different isotopes and the individual molar mass of each isotope.
Rust is an iron oxide and formed by the reaction of iron and oxygen in the presence of moisture. So the answer would be C
Answer:
OPTION B ,COMPOUND CONTAINING AMMONIUM
Is bubble chamber one of your choices? Bubble chamber sounds like a good fit for the question.
