Positive ion with a radius smaller than the radius of the atom
Answer:
DO NOT TASTE IT, but all the rest are correct
Explanation:
I think it's 11.56 minutes
Answer:
Chopping wood logs
A pot of water o a grate over a burning fire
Explanation:
Physical change is easily reversible. Burning/combustion is a chemical process where substances react rapidly with oxygen: this is usually irreversible.
The marshmallow, roasted food and burned wood all undergo combustion and hence are tagged chemical changes.
Explanation: