Atomic mass is usually defined by the total number of protons, neutrons and electrons in a single atom. You can measure it by spectrometry.
Answer:
2.down is hypotheses and 23.across is experiment
Explanation:
akechis pancakes
58874889879879797fc8755555555555555555555555555555555555555555555511111111111111111111111111111111113333333333333333333222222222222220000000000000000000000000000000000000000000000..................
Answer: The products usually weigh more than the reactants.
Explanation:
Explanation:
its b cz the gain electrons i think