Which substance can not be decomposed by ordinary chemical means? how?
1. methane
2. mercury
3. ethanol
4. ammonia
5 answers
The only element in the answers.
which is?
Log on to www.google.com and type in formula methane and see what it is.
type in mercury and see.
type in ethanol and see.
type in ammonia and see.
An element is just one material; i.e., it may not have anything connected to it. Methane, for example, is CH4. That is a compound composed of Carbon and Hyrogen. Compounds are not elements.
type in mercury and see.
type in ethanol and see.
type in ammonia and see.
An element is just one material; i.e., it may not have anything connected to it. Methane, for example, is CH4. That is a compound composed of Carbon and Hyrogen. Compounds are not elements.
so its mercury?
exactly
3 answers