Answer:
A chemical change can be indicated by a change in color, change in temperature (exothermic or endothermic), change in smell, formation of a precipitate, or the formation of gas bubbles.
Explanation:
this should work
D) carbon dioxide is the answer to your question
Answer:because we are able to breath it in earth
Explanation:
Answer:
there are 1.4201927800478769 moles in 83 particles of sodium chloride. or 1.42 for short.
Explanation:
Answer:
Compound is like a community and needed more than 2 atoms.
Explanation:
1 atom
2 atoms= 1 molecule
3 atoms (either of same or different elements)= compound
